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
27650099Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 270
P-1
B1 = 330000
B2 = 8002500
LL
StatusDateUserResidueShift
Verified2006-05-12Aaron ZodA464DB982189304426188856
Verified2011-11-17forrest-lumpkinA464DB9821893044743315
History
DateUserTypeResult
2022-12-09RichD0NF
no factor from 2^72 to 2^73
2020-10-10-Anonymous-NF
no factor from 2^71 to 2^72
2020-10-10-Anonymous-NF
no factor from 2^70 to 2^71
2018-09-21ramgeisNF
no factor from 2^69 to 2^70
2018-04-19VictordeHollanderNF
no factor from 2^68 to 2^69
2011-11-17forrest-lumpkinC-LL
A464DB9821893044
2011-10-30Carsten KossendeyNF
no factor from 2^67 to 2^68