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
727005497Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
18649516539430818203832270.72019-04-06 19:50:04
History
DateUserTypeResult
2019-04-06Alex_soldierF
Factor: 1864951653943081820383 / TF: 70-71
2013-10-13monstNF
no factor from 2^66 to 2^70
2012-10-21monstNF
no factor from 2^65 to 2^66
2011-03-21monstNF
no factor from 2^64 to 2^65
2010-07-29Architects CubedNF
no factor from 2^63 to 2^64