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:





MnDetails
6733
Composite: proven not-prime with Lucas-Lehmer test
No factors below 266
TF target 244
P-1
B1 = 2400000000000
B2 = 7202710403265967590
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000040830 / 40830
6026000000033758 / 105362
Estimated T-Level: 56.6 ⓘ
TF below 2^183 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShiftSoftware
VerifiedUnknown3B640Unknown,(aka U)
VerifiedGeorge WoltmanC8C5299C9B83BB640Woltman,Prime95,first web release,(aka W4)
VerifiedBrian J. BeesleyC8C5299C9B83BB640Mac,John Sweeney,v1.4,(aka J3)
Verified2015-04-11MadPoo 🙂C8C5299C9B83BB645575Windows 64-bit,Prime95,v26,(aka We4)
History
DateUserTypeResult
2025-02-18-anonymous-NF-PM1B1=2400000000000, B2=7202710403265967590
2024-12-29One ManNF-PM1B1=483865453735, B2=318496171944050100
2023-08-17masserNF-PP1Start=6/5, B1=1280000000, B2=229120000000
2023-08-13-anonymous-NF-PM1B1=36000000000, B2=144600212653396500
2023-07-15masserNF-PM1B1=72000000000, B2=45707777690074500
2023-07-10masserNF-PP1Start=160/67, B1=1280000000, B2=51200000000
2022-02-28Anton RepkoNFno factor TF: 64-66
2021-05-12ATHNF-PP1Start=2/7, B1=1000000000, B2=241000000000
2021-01-30Ruslan BorisovNFno factor TF: 64-65
2017-09-14snme2pm1NFno factor TF: 63-64
2016-11-25-anonymous-NF-PM1B1=100000000000, B2=1000000000000, E=12
2016-10-27snme2pm1NFno factor TF: 62-63
2016-09-30mikrNF-PM1B1=60000000000, B2=4800000000000, E=12
2016-02-23LaurVNFno factor TF: 57-58
2015-07-24Sid & AndyNFno factor TF: 61-62
2015-04-11MadPoo 🙂C-LLC8C5299C9B83BB64
2013-04-08Le ComteNF-PM1B1=10000000000
2012-11-08bcp19NFno factor TF: 60-61
2010-12-10monstNFno factor TF: 59-60
2010-11-02monstNFno factor TF: 58-59
2003-02-02-anonymous-NF-PM1B1=4290000000
2002-12-25-anonymous-NFno factor TF: 1-57
2002-10-07-anonymous-NF-PM1B1=3221225472, B2=4290000000, E=48
2002-08-17-anonymous-NF-PM1B1=2147483648, B2=4290000000, E=48
2002-06-09-anonymous-NF-PM1B1=1073741824, B2=4290000000, E=48
2001-08-24-anonymous-NF-PM1B1=3000000000, B2=4290000000
2001-06-17-anonymous-NF-PM1B1=43000000, B2=4290000000
2001-02-11-anonymous-NF-PM1B1=1000000, B2=100000000
2000-07-25-anonymous-NFno factor TF: 1-56
2000-02-23-anonymous-NFno factor TF: 54-55
1999-12-30-anonymous-NFno factor TF: 53-54
1999-09-22-anonymous-NFno factor TF: 52-53