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
172860151Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
48176199497346218724712272.02019-03-18 05:09:10
History
DateUserTypeResult
2019-03-18Smok_bmv F
Factor: 4817619949734621872471 / TF: 72-73*
2019-03-11Smok_bmv NF
no factor from 2^71 to 2^72
2018-09-07ZenghuiNF
no factor from 2^70 to 2^71
2017-05-15YxinityNF
no factor from 2^69 to 2^70
2017-05-15YxinityNF
no factor from 2^68 to 2^69
2016-06-08sps97003NF
no factor from 2^67 to 2^68
2015-06-23XZTNF
no factor from 2^66 to 2^67
2013-04-15GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-02-28sasaki3NF
no factor from 2^64 to 2^65
2010-07-14sasaki3NF
no factor from 2^63 to 2^64