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
627121009Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4556408510025634333512168.62016-10-13 19:05:10
History
DateUserTypeResult
2016-10-13NipalF
Factor: 455640851002563433351 / TF: 67-70
2014-04-16sasakiNF
no factor from 2^66 to 2^67
2014-04-16sasakiNF
no factor from 2^65 to 2^66
2012-01-18sasaki3NF
no factor from 2^64 to 2^65
2010-07-31Architects CubedNF
no factor from 2^63 to 2^64