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

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MnStatusDetails
285711319Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1741676121586778562172167.22016-11-21 11:39:08
History
DateUserTypeResult
2016-11-21Mikhail E. GolosovF
Factor: 174167612158677856217 / TF: 67-68
2016-01-26NapthusNF
no factor from 2^66 to 2^67
2014-06-17firereddNF
no factor from 2^65 to 2^66
2011-09-22sasaki3NF
no factor from 2^64 to 2^65
2010-04-11carlos56NF
no factor from 2^63 to 2^64
2010-04-11carlos56NF
no factor from 2^62 to 2^63