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

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MnStatusDetails
107964581Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3964018471560331708072168.42015-04-30 04:45:12
History
DateUserTypeResult
2025-03-28James HeinrichF
Factor: 396401847156033170807 / TF: 68-70
2015-04-30Judge HaleF
Factor: 396401847156033170807 / TF: 68-69*
2015-04-30Judge HaleNF
no factor from 2^67 to 2^68
2013-09-23shengNF
no factor from 2^66 to 2^67
2012-05-20omiXorpNF
no factor from 2^65 to 2^66
2010-09-09Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-04-25sasaki3NF
no factor from 2^63 to 2^64