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

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MnStatusDetails
163421879Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21810087545186871857512270.92018-07-03 04:28:01
History
DateUserTypeResult
2018-07-03Smok_bmv F
Factor: 2181008754518687185751 / TF: 70-71*
2018-06-28proxy2222NF
no factor from 2^69 to 2^70
2017-04-06Math_is_pureNF
no factor from 2^68 to 2^69
2016-03-17caddrNF
no factor from 2^67 to 2^68
2015-05-15yangyiNF
no factor from 2^66 to 2^67
2013-03-05Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-02-07OS1NF
no factor from 2^64 to 2^65
2010-07-02Mr-PlonkNF
no factor from 2^63 to 2^64