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
560994809Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6142338818833639063192169.12018-05-16 17:03:54
History
DateUserTypeResult
2018-05-16YxinityF
Factor: 614233881883363906319 / TF: 68-70
2016-07-23XZTNF
no factor from 2^67 to 2^68
2015-11-04sasakiNF
no factor from 2^66 to 2^67
2014-04-30sasakiNF
no factor from 2^65 to 2^66
2011-05-24Architects CubedNF
no factor from 2^64 to 2^65
2010-03-03Architects CubedNF
no factor from 2^63 to 2^64