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

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MnStatusDetails
277050737Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15548322959394290519272270.42019-06-12 20:23:03
History
DateUserTypeResult
2019-06-12ConductorF
Factor: 1554832295939429051927 / TF: 70-71
2019-06-12ConductorNF
no factor from 2^69 to 2^70
2018-07-08Chabot PrimeNF
no factor from 2^68 to 2^69
2016-11-06XolotlNF
no factor from 2^67 to 2^68
2016-01-13nikoszNF
no factor from 2^66 to 2^67
2013-12-06KAMCOBILLNF
no factor from 2^65 to 2^66
2011-09-08ALSNF
no factor from 2^64 to 2^65
2010-04-03andr113NF
no factor from 2^63 to 2^64
2010-04-03andr113NF
no factor from 2^62 to 2^63