Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
159740969No known factors, not tested for primality
TF
No factors below 278
TF target 278
P-1
B1 = 1396000
B2 = 1337909430
History
DateUserTypeResult
2025-08-11GregNF
no factor from 2^77 to 2^78
2025-07-08GregNF
no factor from 2^76 to 2^77
2024-10-03Luke DurantNF-PM1
B1=1396000, B2=1337909430
2024-09-03SRBaseNF
no factor from 2^75 to 2^76
2023-03-01SRBaseNF
no factor from 2^74 to 2^75
2021-11-22SRBaseNF
no factor from 2^73 to 2^74
2018-01-18ZenghuiNF
no factor from 2^72 to 2^73
2018-01-10jiboNF
no factor from 2^71 to 2^72
2018-01-10jiboNF
no factor from 2^70 to 2^71
2018-01-09La GüiraNF
no factor from 2^69 to 2^70
2017-03-20XolotlNF
no factor from 2^68 to 2^69
2016-05-19rubikvn2100NF
no factor from 2^67 to 2^68
2015-04-30MucolNF
no factor from 2^66 to 2^67
2013-04-13RMAC9.5NF
no factor from 2^65 to 2^66
2011-02-03RichardNF
no factor from 2^64 to 2^65