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

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MnStatusDetails
581486447Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6593275473627726199212169.22018-06-14 17:49:46
History
DateUserTypeResult
2018-06-14YxinityF
Factor: 659327547362772619921 / TF: 68-70
2016-12-18sasakiNF
no factor from 2^67 to 2^68
2015-10-07sasakiNF
no factor from 2^66 to 2^67
2014-09-10NRNF
no factor from 2^65 to 2^66
2011-09-14Architects CubedNF
no factor from 2^64 to 2^65
2010-03-05Architects CubedNF
no factor from 2^63 to 2^64