Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
143683367Factored
FactorDigitsBitsDate
23074189797407039668005192580.92020-04-14 18:46:20
P-1 factors
DateFactorB1B2
2020-04-142307418979740703966800519100000030000000
History
DateUserTypeResult
2020-04-14Franklin WebberF-PM1
Factor: 2307418979740703966800519 / (P-1, B1=1000000, B2=30000000)
2020-03-27Franklin WebberNF
no factor from 2^75 to 2^76
2020-03-27Franklin WebberNF
no factor from 2^74 to 2^75
2020-03-27Franklin WebberNF
no factor from 2^73 to 2^74
2020-03-27Franklin WebberNF
no factor from 2^72 to 2^73
2016-11-23d3zorgNF
no factor from 2^71 to 2^72
2016-11-19Andrew BNF
no factor from 2^70 to 2^71
2016-11-09Andrew BNF
no factor from 2^69 to 2^70
2016-04-17DerekNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-02-27aurashiftNF
no factor from 2^66 to 2^67
2012-12-16Charles A. MorrisNF
no factor from 2^65 to 2^66
2010-12-24RichardNF
no factor from 2^64 to 2^65
2010-06-17Jud McCranieNF
no factor from 2^63 to 2^64