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
788981477Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15439894127159998084792270.42019-10-31 18:28:37
History
DateUserTypeResult
2019-10-31Alex_soldierF
Factor: 1543989412715999808479 / TF: 70-71
2016-01-14monstNF
no factor from 2^68 to 2^70
2016-01-05NoPolarBearsHereNF
no factor from 2^66 to 2^68
2013-11-03america64NF
no factor from 2^65 to 2^66
2011-04-29monstNF
no factor from 2^64 to 2^65
2010-04-24Architects CubedNF
no factor from 2^63 to 2^64