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

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MnStatusDetails
90696227Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
472700800973399241702608332685.32019-02-27 03:31:15
P-1 factors
DateFactorB1B2
2019-02-27472700800973399241702608336950000
History
DateUserTypeResult
2024-05-16James HeinrichNF
no factor from 2^68 to 2^69
2019-02-27ky0urakuF-PM1
Factor: 47270080097339924170260833 / (P-1, B1=695000)
2019-01-27TheJudgerNF
no factor from 2^76 to 2^77
2018-12-05Strolling JellyfishNF
no factor from 2^75 to 2^76
2018-12-05Strolling JellyfishNF
no factor from 2^74 to 2^75
2018-11-26Tim SorberaNF
no factor from 2^73 to 2^74
2018-03-19c10ck3rNF-PM1
B1=10000
2017-06-07Carsten KossendeyNF
no factor from 2^72 to 2^73
2016-04-01Carsten KossendeyNF
no factor from 2^71 to 2^72
2014-09-22webbertNF
no factor from 2^70 to 2^71
2014-04-01SMoffatNF
no factor from 2^69 to 2^70
2012-05-20Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-01-27Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-11-27Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-10-27Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-04-23Carsten KossendeyNF
no factor from 2^64 to 2^65