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
320044883Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
31019250589920517944172271.42019-10-03 12:07:49
History
DateUserTypeResult
2019-10-03Smok_bmv F
Factor: 3101925058992051794417 / TF: 71-72*
2019-10-03Smok_bmv NF
no factor from 2^70 to 2^71
2019-02-14sasakiNF
no factor from 2^69 to 2^70
2018-08-07Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-12-19SarnetskyNF
no factor from 2^67 to 2^68
2016-02-27sasakiNF
no factor from 2^66 to 2^67
2014-04-09sannerud.comNF
no factor from 2^65 to 2^66
2011-11-04tscNF
no factor from 2^64 to 2^65