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
215077661Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
32153996509882422096892271.42018-06-15 03:22:41
History
DateUserTypeResult
2018-06-15Smok_bmv F
Factor: 3215399650988242209689 / TF: 71-72*
2018-06-06eziocmNF
no factor from 2^70 to 2^71
2018-05-30eziocmNF
no factor from 2^69 to 2^70
2017-12-21rubikvn2100NF
no factor from 2^68 to 2^69
2016-09-07DerekNF
no factor from 2^67 to 2^68
2015-10-18arnieNF
no factor from 2^66 to 2^67
2012-07-08america64NF
no factor from 2^65 to 2^66
2011-05-26HBendtzNF
no factor from 2^64 to 2^65