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
225007817Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
54082908962112592588972272.22019-03-07 12:20:52
History
DateUserTypeResult
2019-03-07alexF
Factor: 5408290896211259258897 / TF: 72-73
2018-11-26Oliver KruseNF
no factor from 2^71 to 2^72
2017-02-13mikrNF
no factor from 2^70 to 2^71
2017-02-13mikrNF
no factor from 2^69 to 2^70
2017-02-13mikrNF
no factor from 2^68 to 2^69
2016-09-13XZTNF
no factor from 2^67 to 2^68
2015-10-29rob147147NF
no factor from 2^66 to 2^67
2013-09-07RichardNF
no factor from 2^65 to 2^66
2011-06-13carlos56NF
no factor from 2^64 to 2^65