Stats for the "Is this prime?" game

This page is updated at most once every minute. It was last updated at .

You can download a dump of every attempt at the game in tab-separated values format: dump-2021-07-15.zip

All-time stats

4294772 attempts

Reason for ending Frequency
composite237566055%
prime176171841%
time1571124%
Final number Reason for ending Frequency
51composite2319465.4%
57composite2291045.33%
1composite1596233.72%
39composite1462023.4%
49composite1165302.71%
63composite1162642.71%
5prime1079962.51%
69composite1042572.43%
9composite1008312.35%
27composite980932.28%
87composite978542.28%
59prime978222.28%
79prime954282.22%
67prime914962.13%
29prime868772.02%
47prime856771.99%
61prime839011.95%
77composite821061.91%
53prime817451.9%
21composite807771.88%

100 most recent attempts

Time finished Time taken Sequence Final number Reason for ending Difficulty Max. number Time allowed
2022-05-23 11:40:1347.61557,73,67,35,65,5,47,27,11,7,97,37,33,61,43,81,75,107,31,559composite1.02060
2022-05-23 11:39:1029.69665,19,21,7,81,9,67,13,7387composite1.02060
2022-05-23 10:46:2945.91255,45,47,51,49,53,1,71,39,3,29,57,31,59,35,13,37,111,97,23,109,87,43,113,123,63,103,17,125,127143composite1.02060
2022-05-23 10:45:3725.6859,7,71,39,47,9,11,89,43,63,73,27,85,95,53,41,79,33,25,93,15,111119composite1.02060
2022-05-23 10:45:118.05633,7,75,35,25,61,951composite1.02060
2022-05-23 09:17:058.13319,53,37,13,79,41,5531prime1.02060
2022-05-23 09:17:0111.01839,6957composite1.02060
2022-05-23 09:16:462.282799composite1.02060
2022-05-23 09:16:4211.31133,59,75,23,81,19,41,3,55,791composite1.02060
2022-05-23 09:16:302.83113,1547prime1.02060
2022-05-23 09:16:253.89279,37,5557composite1.02060
2022-05-23 08:10:433.89127composite1.02060
2022-05-23 08:10:305.321131composite1.02060
2022-05-23 08:10:175.80937,9,6933composite1.02060
2022-05-23 08:09:571.97265composite1.02060
2022-05-23 08:09:458.3887,7543prime1.02060
2022-05-23 08:09:324.3479prime1.02060
2022-05-23 08:09:164.90417,7173prime1.02060
2022-05-23 08:09:0112.4233121composite1.02060
2022-05-23 07:06:336.37467,15,1,11,37,25,2157composite1.02060
2022-05-23 07:06:261.91763composite1.02060
2022-05-23 07:06:247.53337,23,71,35,27,59,69,1151composite1.02060
2022-05-23 07:06:0713.66367,9,59,29,21,7,4381composite1.02060
2022-05-23 06:25:2541.35247,13,71,27,25,19,29,91,89,61,59,87,7,53,9,81,43,57,97,37,17,31,103,105,5,117,3,101,23,125,107,111,95,21,15,157,1,135,149,83,75,79,121,11,55,175,33,63,189,67,199,155,49,109,159,119,39,185,145,115,227,231,255,265,151,229,219,129,281,207,85233prime1.02060
2022-05-23 06:24:441.52179,29,3,115prime1.02060
2022-05-23 06:24:416.99273,79,83,19,69,25,7,3,41,31,87,85,99,57,49,2347prime1.02060
2022-05-23 06:24:340.05777composite1.02060
2022-05-23 06:24:330.05551composite1.02060
2022-05-23 06:24:330.05845composite1.02060
2022-05-23 06:24:320.04851composite1.02060
2022-05-23 06:24:320.05725composite1.02060
2022-05-23 06:24:310.04869composite1.02060
2022-05-23 06:24:310.2096739composite1.02060
2022-05-23 06:24:300.1931127composite1.02060
2022-05-23 06:24:300.03315composite1.02060
2022-05-23 06:24:290.2013745composite1.02060
2022-05-23 06:24:280.2017957composite1.02060
2022-05-23 06:24:270.05663composite1.02060
2022-05-23 06:24:270.224335composite1.02060
2022-05-23 06:24:260.05633composite1.02060
2022-05-23 06:24:260.192479composite1.02060
2022-05-23 06:24:250.241419composite1.02060
2022-05-23 06:24:241.86531,37,13,83,6973prime1.02060
2022-05-23 06:24:220.05157composite1.02060
2022-05-23 06:24:210.06469composite1.02060
2022-05-23 06:24:210.049composite1.02060
2022-05-23 06:24:200.0863composite1.02060
2022-05-23 06:24:201.71353,41,3,13,6529prime1.02060
2022-05-23 06:24:180.10527composite1.02060
2022-05-23 06:24:174.92843,29,27,1,69,83,35,25,57,7367prime1.02060
2022-05-23 06:24:110.07221composite1.02060
2022-05-23 06:24:100.08965composite1.02060
2022-05-23 06:24:100.0579composite1.02060
2022-05-23 06:24:090.2014725composite1.02060
2022-05-23 06:24:090.0475composite1.02060
2022-05-23 06:24:080.2011757composite1.02060
2022-05-23 06:24:080.07115composite1.02060
2022-05-23 06:24:070.2014157composite1.02060
2022-05-23 06:24:060.0427composite1.02060
2022-05-23 06:24:060.1924769composite1.02060
2022-05-23 06:24:050.05655composite1.02060
2022-05-23 06:24:050.00155composite1.02060
2022-05-23 06:24:040.3667,4321composite1.02060
2022-05-23 06:24:030.2187921composite1.02060
2022-05-23 06:24:022.48971,61,67,7,55,4359prime1.02060
2022-05-23 06:24:020.31455composite1.02060
2022-05-23 06:23:590.05657composite1.02060
2022-05-23 06:23:580.2331981composite1.02060
2022-05-23 06:23:570.209619composite1.02060
2022-05-23 06:23:560.01777composite1.02060
2022-05-23 06:23:560.02439composite1.02060
2022-05-23 06:23:5511.58423,17,7,37,21,43,83,91,61,1,71,29,5,19,27,67,49,107,3,65,35,33,79,101103prime1.02060
2022-05-23 06:23:420.2154133composite1.02060
2022-05-23 06:23:420.28371composite1.02060
2022-05-23 06:23:410.12139composite1.02060
2022-05-23 06:23:400.88117,377prime1.02060
2022-05-23 06:23:390.78411,2937prime1.02060
2022-05-23 06:23:380.19521composite1.02060
2022-05-23 06:23:370.321739composite1.02060
2022-05-23 06:23:360.36959,6751composite1.02060
2022-05-23 06:23:350.00863composite1.02060
2022-05-23 06:23:341.44959,71,41,751composite1.02060
2022-05-23 06:23:320.2092955composite1.02060
2022-05-23 06:23:320.2341715composite1.02060
2022-05-23 06:23:310.07651composite1.02060
2022-05-23 06:23:310.196165composite1.02060
2022-05-23 06:23:301.35353,29,43,8141prime1.02060
2022-05-23 06:23:280.02527composite1.02060
2022-05-23 06:23:280.1923157composite1.02060
2022-05-23 06:23:270.1864121composite1.02060
2022-05-23 06:23:260.05245composite1.02060
2022-05-23 06:23:260.2012375composite1.02060
2022-05-23 06:23:250.51713,53,479composite1.02060
2022-05-23 06:23:250.28765composite1.02060
2022-05-23 06:23:240.1767133composite1.02060
2022-05-23 06:23:230.2084335composite1.02060
2022-05-23 06:23:220.176745composite1.02060
2022-05-23 06:23:220.36147,4349composite1.02060
2022-05-23 06:23:210.02427composite1.02060
2022-05-23 06:23:200.03245composite1.02060