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
61504637TF
No factors below 274
TF target 274
P-1
B1 = 1000000
B2 = 30000000
LL
StatusDateUserResidueShift
Unverified2013-06-04Amazon EC22B92B84210CC01__16400681
Unverified2021-09-12-Anonymous-C71D42586B3371__8477593
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-09-16adamgm3C13AEA521CFCE48013
Verified2021-09-24_p95holder_3C13AEA521CFCE485840513913
History
DateUserTypeResult
2021-10-02riccardo ubertiNF-PM1
B1=1000000, B2=30000000
2021-09-24_p95holder_C-PRP
3C13AEA521CFCE48
PRP: Verified
PRP without proof (not generated)
2021-09-16adamgmC-PRP
3C13AEA521CFCE48
PRP: Verified
PRP without proof (not generated)
2021-09-12-Anonymous-C-LL
C71D42586B3371__
2016-03-06-Anonymous-NF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2013-06-04Amazon EC2C-LL
2B92B84210CC01__
2013-04-18kdgehmanNF-PM1
B1=585000, B2=11846250, E=6
2013-02-04kdgehmanNF
no factor from 2^72 to 2^73
2013-02-04kdgehmanNF
no factor from 2^71 to 2^72
2012-10-25SMoffatNF
no factor from 2^70 to 2^71
2011-11-11ANONYMOUSNF
no factor from 2^69 to 2^70
2009-08-08QuesterNF
no factor from 2^68 to 2^69
2009-08-07-Anonymous-NF
no factor from 2^67 to 2^68
2009-07-31Walt CooneyNF
no factor from 2^66 to 2^67
2009-07-27Walt CooneyNF
no factor from 2^65 to 2^66
2009-04-30cnaTb_xo4yNF
no factor from 2^64 to 2^65
2009-04-10cnaTb_xo4yNF
no factor from 2^63 to 2^64