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

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MnStatusDetails
60074737Factored
FactorDigitsBitsDate
2775959626380249748620312477.92012-12-29 16:07:09
P-1 factors
DateFactorB1B2
2012-12-292775959626380249748620315600000
History
DateUserTypeResult
2022-03-29LordJuliusNF
no factor from 2^60 to 2^63
2012-12-29Jwb52zF-PM1
Factor: 277595962638024974862031
2012-11-19BigBrotherNF
no factor from 2^72 to 2^73
2012-11-19BigBrotherNF
no factor from 2^71 to 2^72
2012-05-08XyzzyNF
no factor from 2^70 to 2^71
2011-07-04-Anonymous-NF
no factor from 2^69 to 2^70
2009-07-10MikeBNF
no factor from 2^68 to 2^69
2009-07-08MikeBNF
no factor from 2^67 to 2^68
2009-07-04Diarmuid HenryNF
no factor from 2^66 to 2^67
2009-07-03-Anonymous-NF
no factor from 2^65 to 2^66
2009-06-10garoNF
no factor from 2^64 to 2^65
2009-05-24markrNF
no factor from 2^63 to 2^64