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
619168213Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8303617484269920876232169.52016-10-03 16:39:28
History
DateUserTypeResult
2016-10-03NipalF
Factor: 830361748426992087623 / TF: 67-70
2014-03-10sasakiNF
no factor from 2^65 to 2^67
2012-01-16krackerNF
no factor from 2^64 to 2^65
2010-08-01Architects CubedNF
no factor from 2^63 to 2^64