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
228093667Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1451354907417241753212167.02015-11-13 06:17:18
History
DateUserTypeResult
2015-11-13NickF
Factor: 145135490741724175321 / TF: 66-67
2013-09-15HardyP GermanyNF
no factor from 2^65 to 2^66
2011-06-27impsNF
no factor from 2^64 to 2^65