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
478109557Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8155692099762545223192169.52017-12-07 17:50:47
History
DateUserTypeResult
2017-12-07ky0urakuF
Factor: 815569209976254522319 / TF: 69-70
2017-12-01ky0urakuNF
no factor from 2^68 to 2^69
2016-06-11sasakiNF
no factor from 2^67 to 2^68
2016-03-17sasakiNF
no factor from 2^66 to 2^67
2014-10-09burnst2_souNF
no factor from 2^65 to 2^66
2011-12-11Mr-PlonkNF
no factor from 2^64 to 2^65
2010-03-30Architects CubedNF
no factor from 2^63 to 2^64