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
52736731Factored
FactorDigitsBitsDate
4673772029764958255212168.72015-01-22 06:08:02
LL
StatusDateUserResidueShift
Verified (Factored)2013-11-10curtisc823D753805C97A9F10151046
History
DateUserTypeResult
2015-01-22Mark RoseF
Factor: 467377202976495825521 / TF: 68-69*
2013-11-10curtiscC-LL
823D753805C97A9F
2012-01-16XyzzyNF
no factor from 2^71 to 2^72
2012-01-16XyzzyNF
no factor from 2^70 to 2^71
2012-01-16XyzzyNF
no factor from 2^69 to 2^70
2011-07-28-Anonymous-NF-PM1
B1=855000
2010-03-28sannerud.comNF
no factor from 2^68 to 2^69
2009-04-24H_ReidNF
no factor from 2^67 to 2^68
2008-12-21alan145NF
no factor from 2^66 to 2^67
2008-12-16alan145NF
no factor from 2^65 to 2^66
2008-12-12alan145NF
no factor from 2^64 to 2^65
2008-11-27DerekNF
no factor to 2^64