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
48704479TF
No factors below 273
TF target 272
P-1
B1 = 585000
B2 = 17257500
LL
StatusDateUserResidueShift
Bad2011-07-11Michael CBF6AAE0E01BE7C760
Bad2017-08-10-Anonymous-7FC519053897764828304222
Verified2017-08-12MadPooDF765EEF31A3B59A44668464
Verified2017-08-20kkmrkkblmbrbkDF765EEF31A3B59A9812259
History
DateUserTypeResult
2018-02-04Architects CubedNF
no factor from 2^72 to 2^73
2017-08-20kkmrkkblmbrbkC-LL
DF765EEF31A3B59A
2017-08-12MadPooC-LL
DF765EEF31A3B59A
2017-08-10-Anonymous-C-LL
7FC5190538977648
2016-02-23Mark RoseNF
no factor from 2^59 to 2^64
2015-12-04-Anonymous-NF
no factor from 2^71 to 2^72
2015-09-11Mark RoseNF
no factor from 2^70 to 2^71
2015-08-31Gordon SpenceNF
no factor from 2^69 to 2^70
2011-07-11Michael CC-LL
BF6AAE0E01BE7C76
2009-12-31-Anonymous-NF
no factor from 2^68 to 2^69
2009-08-21James HeinrichNF-PM1
B1=585000, B2=17257500, E=6
2008-09-13Carsten KossendeyNF
no factor from 2^67 to 2^68