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
272735497Factored
FactorDigitsBitsDate
2805091520754096377112167.92016-10-27 21:27:33
History
DateUserTypeResult
2016-10-27Mikhail E. GolosovF
Factor: 280509152075409637711 / TF: 67-68
2016-01-06ANONYMOUSNF
no factor from 2^66 to 2^67
2013-12-14Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-09-02RichardNF
no factor from 2^64 to 2^65
2010-03-29sasaki3NF
no factor from 2^63 to 2^64
2010-03-29sasaki3NF
no factor from 2^62 to 2^63