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
5479
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
75352333893208491904122087735352893892939129.1old
1355755638161519679724303405039290944632941133.32016-10-08 20:47:16
59486194102239839980949296971189001784452907945148.72020-10-06 19:35:32
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000011178 / 16550
Estimated T-Level: 48.4 ⓘ
TF below 2^156 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2017-09-20kkmrkkblmbrbkF1CA45F9006A3A682013
Factored
No proof (small exponent)
2017-09-26George WoltmanF1CA45F9006A3A68257413
Factored
No proof (small exponent)
2017-10-02kkmrkkblmbrbkF1CA45F9006A3A682013
Factored
No proof (small exponent)
2020-04-17Oliver Kruse0F594B52F34E0081252553
Verified
No proof (small exponent)
2020-10-07mnd90F594B52F34E00813353253
Verified
No proof (small exponent)
2020-10-07tottenhoff0F594B52F34E00813161353
History
DateUserTypeResult
2025-05-08masserNF-PP1Start=156/41, B1=2100000000, B2=2097900000000
2023-07-11-anonymous-NF-PM1B1=46000000000, B2=193133522175293700
2022-01-24Ethan O'ConnorNF-PM1B1=1395865000
2020-10-07tottenhoffC-PRPM5479/753523338932084919041220877353528938929/13557556381615196797243034050392909446329/594861941022398399809492969711890017844529079 : 0F594B52F34E0081
2020-10-07mnd9C-PRPM5479/753523338932084919041220877353528938929/13557556381615196797243034050392909446329/594861941022398399809492969711890017844529079 : 0F594B52F34E0081
2020-10-06Ryan PropperF-ECMFactor: 594861941022398399809492969711890017844529079
2020-04-17Oliver KruseC-PRPM5479/753523338932084919041220877353528938929/13557556381615196797243034050392909446329 : 0F594B52F34E0081
2017-10-02kkmrkkblmbrbkC-PRPM5479/753523338932084919041220877353528938929/13557556381615196797243034050392909446329 : F1CA45F9006A3A68
2017-09-26George WoltmanC-PRPM5479/753523338932084919041220877353528938929/13557556381615196797243034050392909446329 : F1CA45F9006A3A68
2017-09-20kkmrkkblmbrbkC-PRPM5479/753523338932084919041220877353528938929/13557556381615196797243034050392909446329 : F1CA45F9006A3A68
2016-10-08kkmrkkblmbrbkF-ECMFactor: 13557556381615196797243034050392909446329
2003-01-16-anonymous-NF-PM1B1=4290000000
2002-12-31-anonymous-NFno factor TF: 1-57
2002-09-29-anonymous-NF-PM1B1=3221225472, B2=4290000000, E=48
2002-08-10-anonymous-NF-PM1B1=2147483648, B2=4290000000, E=48
2002-06-02-anonymous-NF-PM1B1=1073741824, B2=4290000000, E=48
2001-07-22-anonymous-NF-PM1B1=3000000000, B2=4290000000
2001-06-17-anonymous-NF-PM1B1=43000000, B2=4290000000
2001-02-11-anonymous-NF-PM1B1=1000000, B2=100000000
2000-08-10-anonymous-NFno factor TF: 1-56
2000-02-16-anonymous-NFno factor TF: 54-55
1999-12-30-anonymous-NFno factor TF: 53-54
1999-09-22-anonymous-NFno factor TF: 52-53