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
700218319Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12681070175275682008972270.12018-07-16 17:17:34
History
DateUserTypeResult
2018-07-16Daniil TsarkovF
Factor: 1268107017527568200897 / TF: 70-71
2011-09-25monstNF
no factor from 2^66 to 2^70
2011-09-05monstNF
no factor from 2^65 to 2^66
2010-03-19monstNF
no factor from 2^64 to 2^65
2010-03-19monstNF
no factor from 2^63 to 2^64