Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
277001447Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1660876555840100015112167.22016-11-01 07:06:54
History
DateUserTypeResult
2016-11-01ConductorF
Factor: 166087655584010001511 / TF: 67-68
2016-01-13tscNF
no factor from 2^66 to 2^67
2013-12-06ANONYMOUSNF
no factor from 2^65 to 2^66
2011-09-08RichardNF
no factor from 2^64 to 2^65
2010-04-03sasaki3NF
no factor from 2^63 to 2^64
2010-04-03sasaki3NF
no factor from 2^62 to 2^63