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
167555387Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
19263784371117443526412270.72018-03-07 04:00:07
History
DateUserTypeResult
2018-03-07ky0urakuF
Factor: 1926378437111744352641 / TF: 70-71
2018-03-05La GüiraNF
no factor from 2^69 to 2^70
2017-04-24tmorrowNF
no factor from 2^68 to 2^69
2016-04-15Mark RoseNF
no factor from 2^67 to 2^68
2015-06-02vwflat4NF
no factor from 2^66 to 2^67
2013-03-20Mr-PlonkNF
no factor from 2^65 to 2^66
2011-02-14sasaki3NF
no factor from 2^64 to 2^65
2010-07-07Charles A. MorrisNF
no factor from 2^63 to 2^64