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
479251249Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9706287288179776873912169.72017-12-25 05:37:40
History
DateUserTypeResult
2017-12-25ky0urakuF
Factor: 970628728817977687391 / TF: 68-70
2016-06-14sasakiNF
no factor from 2^67 to 2^68
2016-03-27sasakiNF
no factor from 2^66 to 2^67
2014-08-21abcNF
no factor from 2^65 to 2^66
2011-12-13RichardNF
no factor from 2^64 to 2^65
2010-03-30Architects CubedNF
no factor from 2^63 to 2^64