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:
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MnStatusDetails
15497No factors below 265
P-1
B1=22 619 325 179
B2=1 719 068 713 604
LL
StatusDateUserResidueShift
VerifiedUnknown100C0
VerifiedGeorge Woltman37726C2E6F70900C0
VerifiedBrian J. Beesley37726C2E6F70900C0
Verified2015-04-11MadPoo37726C2E6F70900C5212
History
DateUserTypeResult
2021-05-10ATHNF-PP1Start=2/7, B1=1000000000, B2=241000000000
2019-05-07Anton RepkoNFno factor from 2^64 to 2^65
2018-09-14snme2pm1NFno factor from 2^63 to 2^64
2018-07-27James HintzNF-PM1B1=22619325179, B2=1719068713604, E=12
2016-07-08Sid & AndyNFno factor from 2^62 to 2^63
2016-02-23LaurVNFno factor from 2^57 to 2^58
2015-08-13snme2pm1NFno factor from 2^61 to 2^62
2015-04-11MadPooC-LL37726C2E6F70900C
2013-04-28bcp19NF-PM1B1=10000000000, B2=100000000000, E=12
2012-12-25bcp19NFno factor from 2^60 to 2^61
2012-10-12Jocelyn LaroucheNF-PM1B1=544143324
2010-07-04George WoltmanNFno factor from 2^59 to 2^60
2010-06-27George WoltmanNFno factor from 2^58 to 2^59
2003-09-29-Anonymous-NF-PM1B1=8388608, B2=838860800, E=12
2003-09-29-Anonymous-NF-PM1B1=16777216, B2=1677721600, E=12
2003-07-06-Anonymous-NF-PM1B1=4194304, B2=419430400, E=12
2003-05-19-Anonymous-NF-PM1B1=2097152, B2=209715200, E=12
2003-04-27-Anonymous-NF-PM1B1=1048576, B2=104857600, E=48
2003-04-03-Anonymous-NF-PM1B1=524288, B2=52428800, E=48
2003-03-27-Anonymous-NF-PM1B1=262144, B2=26214400, E=30
2003-02-02-Anonymous-NF-PM1B1=131072, B2=13107200, E=30
2002-10-07-Anonymous-NFno factor to 2^57
2002-07-14-Anonymous-NF-PM1B1=65536, B2=6553600, E=12
2002-06-09-Anonymous-NF-PM1B1=32768, B2=3276800
2002-04-28-Anonymous-NF-PM1B1=16384, B2=1638400
2001-07-29Alex KruppaNF-PM1B1=1000000, B2=100000000
2001-04-29-Anonymous-NF-PM1B1=100000, B2=10000000
2000-09-23-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor from 2^53 to 2^54
1999-09-22-Anonymous-NFno factor from 2^52 to 2^53