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

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MnStatusDetails
291006407Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4195171908244621656492168.52016-11-29 10:59:11
History
DateUserTypeResult
2025-03-10James HeinrichF
Factor: 419517190824462165649 / TF: 68-70
2016-11-29Alex_soldierF
Factor: 419517190824462165649 / TF: 68-69*
2016-08-16XZTNF
no factor from 2^67 to 2^68
2016-01-31TrumpfPuurNF
no factor from 2^66 to 2^67
2013-12-23carlos56NF
no factor from 2^65 to 2^66
2011-09-30RichardNF
no factor from 2^64 to 2^65
2010-05-20Architects CubedNF
no factor from 2^63 to 2^64
2010-03-30monstNF
no factor from 2^62 to 2^63