Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
214200869Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
152752040097445231875612373.72020-10-22 13:54:17
History
DateUserTypeResult
2020-10-22ConductorF
Factor: 15275204009744523187561 / TF: 73-74
2018-06-26ZenghuiNF
no factor from 2^72 to 2^73
2018-06-16Huáng JùnliàngNF
no factor from 2^71 to 2^72
2018-06-09Smok_bmv NF
no factor from 2^70 to 2^71
2018-06-04Johan ViljoenNF
no factor from 2^69 to 2^70
2017-12-09tmorrowNF
no factor from 2^68 to 2^69
2016-08-29XZTNF
no factor from 2^67 to 2^68
2015-10-16Mr-PlonkNF
no factor from 2^66 to 2^67
2012-07-05america64NF
no factor from 2^65 to 2^66
2011-05-25OS1NF
no factor from 2^64 to 2^65