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

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MnStatusDetails
111000431Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
56419895836374430068472272.32019-04-18 19:55:08
History
DateUserTypeResult
2019-04-18ConductorF
Factor: 5641989583637443006847 / TF: 72-73
2017-02-21Andrew BNF
no factor from 2^71 to 2^72
2017-02-21timbitNF-PM1
B1=1155000, B2=34938750, E=6
2015-09-13ANONYMOUSNF
no factor from 2^70 to 2^71
2015-09-13PascalBieriNF
no factor from 2^69 to 2^70
2014-11-15RichD0NF
no factor from 2^68 to 2^69
2014-11-13wombatmanNF
no factor from 2^67 to 2^68
2013-10-04SMoffatNF
no factor from 2^66 to 2^67
2012-05-27sasaki3NF
no factor from 2^65 to 2^66
2010-09-22RichardNF
no factor from 2^64 to 2^65
2010-05-02RichardNF
no factor from 2^63 to 2^64