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

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MnStatusDetails
173050783Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
124618915448417105871592373.42019-12-27 05:07:57
History
DateUserTypeResult
2025-04-24NStormF
Factor: 12461891544841710587159 / TF: 73-74
2019-12-27Smok_bmv F
Factor: 12461891544841710587159 / TF: 73-74*
2018-09-12glennpatNF
no factor from 2^72 to 2^73
2018-09-12Yves de WandelaarNF
no factor from 2^71 to 2^72
2018-09-09PaulyNF
no factor from 2^70 to 2^71
2018-08-23proxy2222NF
no factor from 2^69 to 2^70
2017-05-04Andrew BNF
no factor from 2^68 to 2^69
2016-06-07volovikNF
no factor from 2^67 to 2^68
2015-06-29RichardNF
no factor from 2^66 to 2^67
2013-04-07sasaki3NF
no factor from 2^65 to 2^66
2011-03-01sasaki3NF
no factor from 2^64 to 2^65
2010-07-13Charles A. MorrisNF
no factor from 2^63 to 2^64