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
143528767No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 1229000
B2 = 1183008750
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2025-10-11-Anonymous-PRP test0.00 % 2025-10-11
History
DateUserTypeResult
2025-07-28LupusNF
no factor from 2^77 to 2^78
2025-02-23S36049NF
no factor from 2^76 to 2^77
2024-10-06Luke DurantNF-PM1
B1=1229000, B2=1183008750
2020-02-13Franklin WebberNF
no factor from 2^75 to 2^76
2020-02-13Franklin WebberNF
no factor from 2^74 to 2^75
2020-02-13Franklin WebberNF
no factor from 2^73 to 2^74
2020-02-13Franklin WebberNF
no factor from 2^72 to 2^73
2016-12-16Sergey NosovNF
no factor from 2^70 to 2^72
2016-12-09La GüiraNF
no factor from 2^69 to 2^70
2016-04-16DerekNF
no factor from 2^68 to 2^69
2016-03-31dbaughNF
no factor from 2^67 to 2^68
2015-02-26aurashiftNF
no factor from 2^66 to 2^67
2012-12-15AKAxAutoNF
no factor from 2^65 to 2^66
2010-12-20megavinkNF
no factor from 2^64 to 2^65
2010-06-17sannerud.comNF
no factor from 2^63 to 2^64