Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
161251267Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
29231977683343853750812271.32018-07-11 04:27:51
History
DateUserTypeResult
2018-07-11Smok_bmv F
Factor: 2923197768334385375081 / TF: 71-72*
2018-07-03eziocmNF
no factor from 2^70 to 2^71
2017-02-03La GüiraNF
no factor from 2^69 to 2^70
2017-02-03La GüiraNF
no factor from 2^68 to 2^69
2016-03-18XZTNF
no factor from 2^67 to 2^68
2015-05-06guruNF
no factor from 2^66 to 2^67
2013-02-25Mr-PlonkNF
no factor from 2^65 to 2^66
2011-02-03UngelovendeNF
no factor from 2^64 to 2^65
2010-06-30sasaki3NF
no factor from 2^63 to 2^64