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
47221501TF
No factors below 273
TF target 272
P-1
B1 = 560000
B2 = 17360000
LL
StatusDateUserResidueShift
Verified2009-10-24MCASEEDEA58491CE64B814822100
Verified2019-01-01Sergey NosovEEDEA58491CE64B814699599
History
DateUserTypeResult
2019-01-01Sergey NosovC-LL
EEDEA58491CE64B8
2017-12-08Kevin JagetNF
no factor from 2^72 to 2^73
2015-12-02AirSquirrelsNF
no factor from 2^71 to 2^72
2015-12-02AirSquirrelsNF
no factor from 2^70 to 2^71
2015-07-15Sid & AndyNF
no factor from 2^69 to 2^70
2013-10-12VictordeHollanderNF
no factor from 2^68 to 2^69
2009-10-24MCASC-LL
EEDEA58491CE64B8
2009-09-04MCASNF-PM1
B1=560000, B2=17360000