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
271120961Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2496719772406160006412167.82016-10-25 01:40:54
History
DateUserTypeResult
2016-10-25demfloroF
Factor: 249671977240616000641 / TF: 67-68
2016-01-04Mr-PlonkNF
no factor from 2^66 to 2^67
2013-11-29ANONYMOUSNF
no factor from 2^65 to 2^66
2011-08-29Damian SilvestreNF
no factor from 2^64 to 2^65
2010-03-27subgeniusNF
no factor from 2^63 to 2^64
2010-03-27subgeniusNF
no factor from 2^62 to 2^63