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
41808817TF
No factors below 274
TF target 272
P-1
B1 = 485000
B2 = 9215000
LL
StatusDateUserResidueShift
Verified2009-06-07CJPageF175B914E2D7A0DD25985334
Verified2017-08-21Evgeniy ZavialovF175B914E2D7A0DD22171849
History
DateUserTypeResult
2020-01-04-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-06-Anonymous-NF
no factor from 2^72 to 2^73
2017-08-21Evgeniy ZavialovC-LL
F175B914E2D7A0DD
2015-10-03AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-21srow7NF
no factor from 2^70 to 2^71
2015-01-08Mark RoseNF
no factor from 2^69 to 2^70
2012-10-12Carsten KossendeyNF
no factor from 2^68 to 2^69
2009-06-07CJPageC-LL
F175B914E2D7A0DD
2009-03-11CJPageNF-PM1
B1=485000, B2=9215000