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
851980841Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
23758416663652459809532271.02020-01-13 03:59:50
History
DateUserTypeResult
2020-01-13Alex_soldierF
Factor: 2375841666365245980953 / TF: 71-72
2019-03-13srow7NF
no factor from 2^70 to 2^71
2016-12-28ramgeisNF
no factor from 2^68 to 2^70
2015-08-29sasakiNF
no factor from 2^67 to 2^68
2015-02-19sasakiNF
no factor from 2^66 to 2^67
2013-08-14america64NF
no factor from 2^65 to 2^66
2010-10-14Architects CubedNF
no factor from 2^64 to 2^65
2010-04-13Architects CubedNF
no factor from 2^63 to 2^64