Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
144967489Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
28568254170664793913832271.32016-11-27 02:01:26
History
DateUserTypeResult
2016-11-27Sergey NosovF
Factor: 2856825417066479391383 / TF: 71-72*
2016-11-21guruNF
no factor from 2^70 to 2^71
2016-11-21nate.andersNF
no factor from 2^69 to 2^70
2016-11-18nate.andersNF
no factor from 2^68 to 2^69
2016-03-28DerekNF
no factor from 2^67 to 2^68
2015-03-10treborNF
no factor from 2^66 to 2^67
2012-12-21Mr-PlonkNF
no factor from 2^65 to 2^66
2010-12-25jxtaNF
no factor from 2^64 to 2^65
2010-06-19Torchwood InstituteNF
no factor from 2^63 to 2^64