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
477061043Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6657601324841054319532169.22017-12-20 04:24:29
History
DateUserTypeResult
2017-12-20ky0urakuF
Factor: 665760132484105431953 / TF: 68-70
2016-06-11sasakiNF
no factor from 2^67 to 2^68
2016-04-09sasakiNF
no factor from 2^66 to 2^67
2014-10-08sasaki3NF
no factor from 2^65 to 2^66
2011-12-11Alben WeeksNF
no factor from 2^64 to 2^65
2010-03-30Architects CubedNF
no factor from 2^63 to 2^64