Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
42036641TF
No factors below 273
TF target 272
P-1
B1 = 380000
B2 = 1900000
LL
StatusDateUserResidueShift
Verified2009-10-16Allan SjööBC1C4D10D224A50A31449819
Verified2017-09-21Patrik JohanssonBC1C4D10D224A50A9094935
History
DateUserTypeResult
2020-03-26Sid & AndyNF
no factor from 2^72 to 2^73
2017-09-21Patrik JohanssonC-LL
BC1C4D10D224A50A
2015-08-26-Anonymous-NF
no factor from 2^71 to 2^72
2015-02-26Mark RoseNF
no factor from 2^70 to 2^71
2015-01-15Mark RoseNF
no factor from 2^69 to 2^70
2009-10-16Allan SjööC-LL
BC1C4D10D224A50A
2009-09-15Allan SjööNF-PM1
B1=380000, B2=1900000
2009-09-13Allan SjööNF
no factor to 2^69