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
757018783Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
20554457819250325116732270.82020-03-26 18:57:29
History
DateUserTypeResult
2020-03-26Smok_bmv F
Factor: 2055445781925032511673 / TF: 70-71
2014-02-16monstNF
no factor from 2^66 to 2^70
2013-09-28america64NF
no factor from 2^65 to 2^66
2011-06-26monstNF
no factor from 2^64 to 2^65
2010-06-14Architects CubedNF
no factor from 2^63 to 2^64