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
113119463Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
129707613951840413268172373.52020-05-28 03:19:22
History
DateUserTypeResult
2020-05-28RobertKazanF
Factor: 12970761395184041326817 / TF: 73-74*
2020-04-23SRBaseNF
no factor from 2^72 to 2^73
2015-04-18Judge HaleNF
no factor from 2^71 to 2^72
2015-04-18Judge HaleNF
no factor from 2^70 to 2^71
2015-02-16Helmut KirrmaierNF
no factor from 2^69 to 2^70
2015-02-12Smok_bmv NF
no factor from 2^68 to 2^69
2015-02-10SMoffatNF
no factor from 2^67 to 2^68
2014-11-12GrunwalderGIMPNF
no factor from 2^66 to 2^67
2012-06-04sasaki3NF
no factor from 2^65 to 2^66
2010-09-27Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-011997rj7NF
no factor from 2^63 to 2^64