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
639064583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13192054076083195718392270.22020-01-15 03:26:40
History
DateUserTypeResult
2020-01-15Smok_bmv F
Factor: 1319205407608319571839 / TF: 70-71
2018-09-16Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2017-05-01sasakiNF
no factor from 2^68 to 2^69
2017-02-08sasakiNF
no factor from 2^67 to 2^68
2014-05-29sasakiNF
no factor from 2^65 to 2^67
2012-01-22sasaki3NF
no factor from 2^64 to 2^65
2010-08-01Architects CubedNF
no factor from 2^63 to 2^64