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

PrimeNet Exponent Status

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MnStatusDetails
163710851Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
28127711065322016241372271.32018-07-16 04:25:45
History
DateUserTypeResult
2018-07-16Smok_bmv F
Factor: 2812771106532201624137 / TF: 71-72*
2018-07-13Smok_bmv NF
no factor from 2^70 to 2^71
2018-07-10proxy2222NF
no factor from 2^69 to 2^70
2017-04-09gregbakerstlNF
no factor from 2^68 to 2^69
2016-03-29caddrNF
no factor from 2^67 to 2^68
2015-05-17tscNF
no factor from 2^66 to 2^67
2013-03-06GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-02-07SaraNF
no factor from 2^64 to 2^65
2010-07-02sasaki3NF
no factor from 2^63 to 2^64