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

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MnStatusDetails
213159203Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
426478905929564120257672375.22024-11-27 15:54:26
History
DateUserTypeResult
2024-11-27SRBaseF
Factor: 42647890592956412025767 / TF: 75-76*
2023-05-15SRBaseNF
no factor from 2^74 to 2^75
2018-07-02ANONYMOUSNF
no factor from 2^73 to 2^74
2018-06-11ANONYMOUSNF
no factor from 2^72 to 2^73
2018-04-30AK76NF
no factor from 2^71 to 2^72
2018-04-30AK76NF
no factor from 2^70 to 2^71
2018-04-30AK76NF
no factor from 2^69 to 2^70
2017-11-29rubikvn2100NF
no factor from 2^68 to 2^69
2012-08-15america64NF
no factor from 2^67 to 2^68
2012-08-09america64NF
no factor from 2^66 to 2^67
2012-05-26america64NF
no factor from 2^65 to 2^66
2011-05-24RichardNF
no factor from 2^64 to 2^65