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

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MnStatusDetails
95257597Factored
FactorDigitsBitsDate
620198660484361848955597392899615895137122.22019-08-31 16:19:01
P-1 factors
DateFactorB1B2
2019-08-3162019866048436184895559739289961589519350000
History
DateUserTypeResult
2019-08-31Ryan PropperF-PM1
Factor: 6201986604843618489555973928996158951 / (P-1, B1=935000)
2019-04-14Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2018-11-15Andrew BNF
no factor from 2^71 to 2^72
2014-09-22Taz-i7NF
no factor from 2^70 to 2^71
2014-04-29Per JessenNF
no factor from 2^69 to 2^70
2014-04-21C.D.B.NF
no factor from 2^68 to 2^69
2014-02-15Carsten KossendeyNF
no factor from 2^65 to 2^68
2011-01-17Architects CubedNF
no factor from 2^64 to 2^65