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
277021397Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21852696510522220945672270.92019-06-03 19:28:21
History
DateUserTypeResult
2019-06-03ConductorF
Factor: 2185269651052222094567 / TF: 70-71
2019-06-03ConductorNF
no factor from 2^69 to 2^70
2018-07-08Chabot PrimeNF
no factor from 2^68 to 2^69
2016-11-05tscNF
no factor from 2^67 to 2^68
2016-01-13AgreatnateNF
no factor from 2^66 to 2^67
2013-12-07AJNF
no factor from 2^65 to 2^66
2011-09-08HBendtzNF
no factor from 2^64 to 2^65
2010-04-04garoNF
no factor from 2^63 to 2^64
2010-04-04garoNF
no factor from 2^62 to 2^63