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

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MnStatusDetails
99052201Factored
FactorDigitsBitsDate
1838952971730779574758402387408959632738123.82019-10-21 20:30:48
P-1 factors
DateFactorB1B2
2019-10-21183895297173077957475840238740895963279850000
History
DateUserTypeResult
2019-10-21Ryan PropperF-PM1
Factor: 18389529717307795747584023874089596327 / (P-1, B1=985000)
2019-05-18Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2014-07-02Gordon BowerNF
no factor from 2^71 to 2^72
2014-07-02Gordon BowerNF
no factor from 2^70 to 2^71
2014-07-01Gordon BowerNF
no factor from 2^69 to 2^70
2014-07-01Gordon BowerNF
no factor from 2^68 to 2^69
2014-03-16Carsten KossendeyNF
no factor from 2^66 to 2^68
2013-02-16Jimmy BrüggemannNF
no factor from 2^65 to 2^66
2011-01-191997rj7NF
no factor from 2^64 to 2^65