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

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MnStatusDetails
248021153Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2721110579337852832092167.92016-10-19 12:11:04
History
DateUserTypeResult
2016-10-19Mikhail E. GolosovF
Factor: 272111057933785283209 / TF: 67-68
2015-12-13el groccoNF
no factor from 2^66 to 2^67
2014-04-28Chih-Wei HuangNF
no factor from 2^65 to 2^66
2011-07-22ALSNF
no factor from 2^64 to 2^65