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

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MnStatusDetails
144621713Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
612728536542004859462632375.72024-07-17 05:19:10
History
DateUserTypeResult
2025-06-05DMiddendorpF
Factor: 61272853654200485946263 / TF: 75-76
2024-07-17SRBaseF
Factor: 61272853654200485946263 / TF: 75-76*
2023-02-08SRBaseNF
no factor from 2^74 to 2^75
2021-11-12SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2016-06-10SRS TechnologyNF
no factor from 2^71 to 2^72
2016-06-10SRS TechnologyNF
no factor from 2^70 to 2^71
2016-06-10SRS TechnologyNF
no factor from 2^69 to 2^70
2016-04-22DerekNF
no factor from 2^68 to 2^69
2016-03-20LuminescenceNF
no factor from 2^67 to 2^68
2015-03-01aurashiftNF
no factor from 2^66 to 2^67
2012-12-20HBendtzNF
no factor from 2^65 to 2^66
2010-12-24sasaki3NF
no factor from 2^64 to 2^65
2010-06-19Torchwood InstituteNF
no factor from 2^63 to 2^64