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
154901269No known factors, not tested for primality
TF
No factors below 278
TF target 278
P-1
B1 = 864000
B2 = 79647876
History
DateUserTypeResult
2025-06-28Ryan PropperNF-PM1
B1=864000, B2=79647876
2025-06-21HomeliteXP1020NF
no factor from 2^77 to 2^78
2024-12-10fre_gamesNF
no factor from 2^76 to 2^77
2024-08-13SRBaseNF
no factor from 2^75 to 2^76
2023-02-16SRBaseNF
no factor from 2^74 to 2^75
2021-11-14SRBaseNF
no factor from 2^73 to 2^74
2017-07-29Nguyen Huy AnhNF
no factor from 2^72 to 2^73
2017-07-29Nguyen Huy AnhNF
no factor from 2^71 to 2^72
2017-07-29d3zorgNF
no factor from 2^70 to 2^71
2017-07-17La GüiraNF
no factor from 2^69 to 2^70
2017-03-03XolotlNF
no factor from 2^68 to 2^69
2016-05-01-Anonymous-NF
no factor from 2^67 to 2^68
2015-04-09HBendtzNF
no factor from 2^66 to 2^67
2013-02-01sasaki3NF
no factor from 2^65 to 2^66
2011-01-22CorbyguyNF
no factor from 2^64 to 2^65
2010-06-26Torchwood InstituteNF
no factor from 2^63 to 2^64