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

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MnStatusDetails
725023279Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15220263347621622596092270.42019-04-06 15:02:15
History
DateUserTypeResult
2019-04-06Alex_soldierF
Factor: 1522026334762162259609 / TF: 70-71
2013-09-25monstNF
no factor from 2^66 to 2^70
2012-04-13monstNF
no factor from 2^65 to 2^66
2011-03-19monstNF
no factor from 2^64 to 2^65
2010-07-28Architects CubedNF
no factor from 2^63 to 2^64