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

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MnStatusDetails
69716447Factored
FactorDigitsBitsDate
4367756201454244466052172478.52014-06-11 16:06:11
P-1 factors
DateFactorB1B2
2014-06-1143677562014542444660521767000012730000
History
DateUserTypeResult
2014-06-11AnthonyRaisF-PM1
Factor: 436775620145424446605217 / (P-1, B1=670000, B2=12730000)
2014-04-05NickOfTimeNF
no factor from 2^72 to 2^73
2014-04-05NickOfTimeNF
no factor from 2^71 to 2^72
2013-12-29Carsten KossendeyNF
no factor from 2^70 to 2^71
2013-05-05SMoffatNF
no factor from 2^69 to 2^70
2010-06-20DRHNF
no factor from 2^68 to 2^69
2010-06-16DRHNF
no factor from 2^67 to 2^68
2010-06-13S00030NF
no factor from 2^66 to 2^67
2010-02-08Sturle SundeNF
no factor from 2^65 to 2^66