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

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MnStatusDetails
667004929Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
4502262426459105891192168.62025-03-06 15:07:18
5205742131070896791292168.82017-09-11 22:04:59
History
DateUserTypeResult
2025-03-06James HeinrichF
Factors: 520574213107089679129,450226242645910589119 / TF: 68-70
2017-09-11Alex_soldierF
Factor: 520574213107089679129 / TF: 68-69*
2017-02-13sasakiNF
no factor from 2^67 to 2^68
2014-05-08sasakiNF
no factor from 2^66 to 2^67
2013-04-16ramgeisNF
no factor from 2^65 to 2^66
2011-10-27laleraNF
no factor from 2^64 to 2^65
2010-06-09Architects CubedNF
no factor from 2^63 to 2^64