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

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MnStatusDetails
749254483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12133748147553631429212270.02019-09-05 13:17:58
History
DateUserTypeResult
2025-03-26James HeinrichF
Factor: 1213374814755363142921 / TF: 70-71
2019-09-05Smok_bmv F
Factor: 1213374814755363142921 / TF: 70-71*
2015-10-27monstNF
no factor from 2^66 to 2^70
2013-08-28america64NF
no factor from 2^65 to 2^66
2011-06-13monstNF
no factor from 2^64 to 2^65
2010-06-19Architects CubedNF
no factor from 2^63 to 2^64