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
70080601Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 640000
B2 = 13120000
LL
StatusDateUserResidueShift
Verified2016-11-16curtisc7CB9726D7079A82D6735773
Verified2024-01-09MARSTEC7CB9726D7079A82D27589408
History
DateUserTypeResult
2024-01-09MARSTECC-LL
7CB9726D7079A82D
2016-11-16curtiscC-LL
7CB9726D7079A82D
2016-02-03Jerry HallettNF
no factor from 2^74 to 2^75
2014-08-31TheJudgerNF-PM1
B1=640000, B2=13120000, E=12
2014-08-26Bill StaffenNF
no factor from 2^71 to 2^74
2009-08-30ahmeraliNF
no factor to 2^71