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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
170032391No known factors, not tested for primality
TF
No factors below 276
TF target 278
P-1
B1 = 871000
B2 = 39791010
History
DateUserTypeResult
2024-09-14Ryan PropperNF-PM1
B1=871000, B2=39791010
2018-04-11Oliver KruseNF
no factor from 2^71 to 2^76
2018-02-27pussijussiNF
no factor from 2^70 to 2^71
2018-02-19Craig JohnsonNF
no factor from 2^69 to 2^70
2017-05-05XolotlNF
no factor from 2^68 to 2^69
2016-03-08XZTNF
no factor from 2^67 to 2^68
2015-06-14Grant McCrackenNF
no factor from 2^66 to 2^67
2013-04-02OS1NF
no factor from 2^65 to 2^66
2011-02-22tscNF
no factor from 2^64 to 2^65
2010-07-09sasaki3NF
no factor from 2^63 to 2^64