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
137585341Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
7684426564703854364378572479.32024-09-17 19:43:55
P-1 factors
DateFactorB1B2
2024-09-1776844265647038543643785711620001162000
History
DateUserTypeResult
2024-09-17Luke DurantF-PM1
Factor: 768442656470385436437857 / (P-1, B1=1162000)
2024-07-26minikv116NF
no factor from 2^76 to 2^77
2024-07-12SRBaseNF
no factor from 2^75 to 2^76
2023-01-12SRBaseNF
no factor from 2^74 to 2^75
2021-07-31SRBaseNF
no factor from 2^73 to 2^74
2020-10-23SRBaseNF
no factor from 2^72 to 2^73
2016-10-07XolotlNF
no factor from 2^71 to 2^72
2016-10-06XolotlNF
no factor from 2^70 to 2^71
2016-04-08Smok_bmv NF
no factor from 2^69 to 2^70
2016-03-31dbaughNF
no factor from 2^68 to 2^69
2016-02-27dbaughNF
no factor from 2^67 to 2^68
2015-02-04vwflat4NF
no factor from 2^66 to 2^67
2012-11-13Dalos LeeNF
no factor from 2^65 to 2^66
2010-12-01Mr-PlonkNF
no factor from 2^64 to 2^65
2010-06-15RichardNF
no factor from 2^63 to 2^64