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
149228731Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
77835145471790183131512272.72018-03-17 00:30:05
History
DateUserTypeResult
2018-03-17ky0urakuF
Factor: 7783514547179018313151 / TF: 72-73
2017-09-17Oliver KruseNF
no factor from 2^71 to 2^72
2017-09-16el groccoNF
no factor from 2^70 to 2^71
2017-08-21proxy2222NF
no factor from 2^69 to 2^70
2017-02-21ANONYMOUSNF
no factor from 2^68 to 2^69
2016-04-06DerekNF
no factor from 2^67 to 2^68
2015-03-15nEtcoOKNF
no factor from 2^66 to 2^67
2013-01-30Team_InspectorNF
no factor from 2^65 to 2^66
2011-01-10RichardNF
no factor from 2^64 to 2^65