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
55249981TF
No factors below 274
TF target 273
P-1
B1 = 580000
B2 = 12180000
LL
StatusDateUserResidueShift
Bad2011-12-29omarfink8447CBCF208840B0286739
Verified2012-12-23RWTH IT SecurityC1E222BF180573F36095770
Verified2016-09-21AirSquirrelsC1E222BF180573F324538048
History
DateUserTypeResult
2021-11-21LordJuliusNF
no factor from 2^73 to 2^74
2016-09-21AirSquirrelsC-LL
C1E222BF180573F3
2015-07-29Mark RoseNF
no factor from 2^72 to 2^73
2012-12-23RWTH IT SecurityC-LL
C1E222BF180573F3
2012-03-15nate.andersNF
no factor from 2^71 to 2^72
2011-12-29omarfinkC-LL
8447CBCF208840B0
2011-11-11omarfinkNF-PM1
B1=580000, B2=12180000
2011-06-21shaugeNF
no factor from 2^70 to 2^71
2011-06-21shaugeNF
no factor from 2^69 to 2^70
2011-04-04Sturle SundeNF
no factor from 2^68 to 2^69
2009-08-07unconnectedNF
no factor from 2^67 to 2^68
2009-06-03RoaldSNF
no factor from 2^66 to 2^67
2009-05-27KonradNF
no factor from 2^65 to 2^66
2009-05-26S00030NF
no factor from 2^64 to 2^65
2008-10-14-Anonymous-NF
no factor to 2^64