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

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MnStatusDetails
150531881Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
47470404133924663674492272.02017-04-14 23:44:49
History
DateUserTypeResult
2017-04-14Sergey NosovF
Factor: 4747040413392466367449 / TF: 72-73*
2016-08-22Smok_bmv NF
no factor from 2^71 to 2^72
2016-07-18Smok_bmv NF
no factor from 2^70 to 2^71
2016-07-08DerekNF
no factor from 2^69 to 2^70
2016-07-06Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-15BrionHNF
no factor from 2^67 to 2^68
2015-01-04el groccoNF
no factor from 2^66 to 2^67
2013-01-14Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-01-12Carsten KossendeyNF
no factor from 2^64 to 2^65
2010-06-22Thomas StorkNF
no factor from 2^63 to 2^64