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
77435333TF
No factors below 275
TF target 274
P-1
B1 = 620000
B2 = 9300000
LL
StatusDateUserResidueShift
Verified2017-07-31Shnobel28F1AFC2C2C288C675582981
Verified2017-09-06curtisc28F1AFC2C2C288C673719387
History
DateUserTypeResult
2017-09-06curtiscC-LL
28F1AFC2C2C288C6
2017-07-31ShnobelC-LL
28F1AFC2C2C288C6
2016-04-04Mark RoseNF
no factor from 2^61 to 2^64
2016-03-11VyncaNF-PM1
B1=620000, B2=9300000
2016-02-25AirSquirrelsNF
no factor from 2^74 to 2^75
2016-02-25AirSquirrelsNF
no factor from 2^73 to 2^74
2016-02-25AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-08Stef42NF
no factor from 2^71 to 2^72
2013-01-22Cow_tippingNF
no factor from 2^70 to 2^71
2011-01-22dslNF
no factor from 2^69 to 2^70
2011-01-21ITSNF
no factor from 2^68 to 2^69
2011-01-19trifNF
no factor from 2^67 to 2^68
2010-12-22Fred CireraNF
no factor from 2^66 to 2^67
2010-12-17Fred CireraNF
no factor from 2^65 to 2^66
2010-10-15Harley AndersonNF
no factor from 2^64 to 2^65