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
37682569Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 276
TF target 271
P-1
B1 = 545000
B2 = 545000
LL
StatusDateUserResidueShift
Verified2007-07-24John S. ColtonE2830A51001CDA7C33462899
Verified2015-09-14frolyarE2830A51001CDA7C14622562
History
DateUserTypeResult
2021-02-04-Anonymous-NF
no factor from 2^75 to 2^76
2021-01-19-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-22-Anonymous-NF
no factor from 2^73 to 2^74
2019-11-01-Anonymous-NF
no factor from 2^72 to 2^73
2019-08-01LaurVNF
no factor from 2^71 to 2^72
2015-09-14frolyarC-LL
E2830A51001CDA7C
2014-11-15chalsallNF
no factor from 2^70 to 2^71
2014-10-28Architects CubedNF
no factor from 2^69 to 2^70