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

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MnStatusDetails
100452101Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21820960135914328607260092580.92020-10-26 02:22:39
P-1 factors
DateFactorB1B2
2020-10-26218209601359143286072600983500016700000
History
DateUserTypeResult
2020-10-26Smok_bmv F-PM1
Factor: 2182096013591432860726009 / (P-1, B1=835000, B2=16700000, E=6)
2020-08-28Bill StaffenNF
no factor from 2^75 to 2^76
2020-08-27William F. Garnett IIINF
no factor from 2^74 to 2^75
2020-03-15JoDuNF
no factor from 2^73 to 2^74
2020-03-15JoDuNF
no factor from 2^72 to 2^73
2014-11-30CSLatDDNF
no factor from 2^71 to 2^72
2014-10-08La GüiraNF
no factor from 2^70 to 2^71
2014-08-25g0bNF
no factor from 2^69 to 2^70
2014-05-22SMoffatNF
no factor from 2^68 to 2^69
2013-10-21C.D.B.NF
no factor from 2^67 to 2^68
2011-03-18Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-14Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-12lindeeNF
no factor from 2^64 to 2^65
2010-01-191997rj7NF
no factor from 2^63 to 2^64