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
41505613TF
No factors below 274
TF target 272
P-1
B1 = 395000
B2 = 3061250
LL
StatusDateUserResidueShift
Verified2009-07-01ahmeraliAF08F255B2B3FFFA17901989
Bad2015-10-14demfloroDB2114C50F300BC34923511
Verified2016-09-12MadPooAF08F255B2B3FFFA36894899
History
DateUserTypeResult
2020-01-10-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-06-Anonymous-NF
no factor from 2^72 to 2^73
2016-09-12MadPooC-LL
AF08F255B2B3FFFA
2015-10-14demfloroC-LL
DB2114C50F300BC3
2015-09-01AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-15chalsallNF
no factor from 2^70 to 2^71
2015-01-13Mark RoseNF
no factor from 2^69 to 2^70
2009-07-01ahmeraliC-LL
AF08F255B2B3FFFA
2009-05-12ahmeraliNF-PM1
B1=395000, B2=3061250
2009-05-09ahmeraliNF
no factor to 2^69