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

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MnStatusDetails
273985949Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2017187615278691429932167.52016-10-30 07:27:29
History
DateUserTypeResult
2016-10-30Mikhail E. GolosovF
Factor: 201718761527869142993 / TF: 67-68
2016-01-08VteamNF
no factor from 2^66 to 2^67
2013-12-03haphaeuNF
no factor from 2^65 to 2^66
2011-09-03-Anonymous-NF
no factor from 2^64 to 2^65
2010-03-31lindedNF
no factor from 2^63 to 2^64
2010-03-31lindedNF
no factor from 2^62 to 2^63