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
74317483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
390321421638539537000812375.02022-12-09 04:31:34
LL
StatusDateUserResidueShift
Verified (Factored)2017-01-18yphysicsB9FBFB697AE4572669946916
History
DateUserTypeResult
2022-12-09Smok_bmv F
Factor: 39032142163853953700081 / TF: 75-76*
2017-01-18yphysicsC-LL
B9FBFB697AE45726
2016-07-08-Anonymous-NF
no factor from 2^74 to 2^75
2016-03-27Judge HaleNF
no factor from 2^73 to 2^74
2015-07-19TheJudgerNF-PM1
B1=735000, B2=15618750, E=6
2015-07-11BdotNF
no factor from 2^72 to 2^73
2015-07-11BdotNF
no factor from 2^71 to 2^72
2012-11-05SWL551NF
no factor from 2^70 to 2^71
2012-11-05SWL551NF
no factor from 2^69 to 2^70
2010-09-19A SeggieNF
no factor from 2^68 to 2^69
2010-09-09GrunwalderGIMPNF
no factor from 2^67 to 2^68
2010-09-08Todd WalkeNF
no factor from 2^66 to 2^67
2010-09-06tmorrowNF
no factor from 2^65 to 2^66
2010-09-04Randall HoseNF
no factor from 2^64 to 2^65
2008-09-12lycornNF
no factor to 2^64