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

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MnStatusDetails
192531233Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15263232028799693775672270.42019-02-11 03:32:27
History
DateUserTypeResult
2025-05-06James HeinrichF
Factor: 1526323202879969377567 / TF: 70-71
2019-02-11Smok_bmv F
Factor: 1526323202879969377567 / TF: 70-71*
2018-11-29ANONYMOUSNF
no factor from 2^69 to 2^70
2017-08-15-Anonymous-NF
no factor from 2^68 to 2^69
2016-06-07XZTNF
no factor from 2^67 to 2^68
2015-09-03SummyNF
no factor from 2^66 to 2^67
2013-06-13tscNF
no factor from 2^65 to 2^66
2011-04-16RichardNF
no factor from 2^64 to 2^65
2010-08-04OS1NF
no factor from 2^63 to 2^64