Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
207676429Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9639743096691529642792169.72015-10-07 18:55:20
History
DateUserTypeResult
2015-10-07demfloroF
Factor: 963974309669152964279 / TF: 69-70
2015-10-07demfloroNF
no factor from 2^68 to 2^69
2015-10-07demfloroNF
no factor from 2^66 to 2^68
2013-08-04HardyP GermanyNF
no factor from 2^65 to 2^66
2011-05-11dslNF
no factor from 2^64 to 2^65