Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
7699
Composite, with 4 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
157715466107520011753.8old
1767815224665020905212167.3old
701885085593629681611612375.9old
28594656309360354859612712979950493735778006281169926614357187.52021-03-28 21:01:15
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000012111 / 16550
Estimated T-Level: 48.7 ⓘ
TF below 2^157 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2017-09-21Oliver KruseC0113345D4F547AE3013
Factored
No proof (small exponent)
2017-10-02kkmrkkblmbrbkC0113345D4F547AE3013
Factored
No proof (small exponent)
2017-12-07ATHC0113345D4F547AE366613
Factored
No proof (small exponent)
2020-04-17Oliver KruseFD642F3969E5A07F362553
Verified
No proof (small exponent)
2021-03-29mnd9FD642F3969E5A07F4303553
Verified
No proof (small exponent)
2021-03-29Oliver KruseFD642F3969E5A07F4661353
Verified
No proof (small exponent)
2021-03-30mnd9FD642F3969E5A07F4280553
History
DateUserTypeResult
2025-04-09masserNF-PP1Start=167/71, B1=830000000, B2=829170000000
2025-04-01masserNF-PP1Start=6/5, B1=830000000, B2=829170000000
2025-03-20masserNF-PP1Start=2/7, B1=830000000, B2=829170000000
2024-12-10yuriy_5-1NF-PM1B1=24000000000, B2=93848103835646160
2021-07-08ViliamFNF-PM1B1=1000000000, B2=201000000000
2021-03-30mnd9C-PRPM7699/15771546610752001/176781522466502090521/70188508559362968161161/285946563093603548596127129799504937357780062811699266143 : FD642F3969E5A07F
2021-03-29Oliver KruseC-PRPM7699/15771546610752001/176781522466502090521/70188508559362968161161/285946563093603548596127129799504937357780062811699266143 : FD642F3969E5A07F
2021-03-29mnd9C-PRPM7699/15771546610752001/176781522466502090521/70188508559362968161161/285946563093603548596127129799504937357780062811699266143 : FD642F3969E5A07F
2021-03-28Ryan PropperF-ECMFactor: 285946563093603548596127129799504937357780062811699266143
2020-04-17Oliver KruseC-PRPM7699/15771546610752001/176781522466502090521/70188508559362968161161 : FD642F3969E5A07F
2017-12-07ATHC-PRPM7699/15771546610752001/176781522466502090521/70188508559362968161161 : C0113345D4F547AE
2017-10-02kkmrkkblmbrbkC-PRPM7699/15771546610752001/176781522466502090521/70188508559362968161161 : C0113345D4F547AE
2017-09-21Oliver KruseC-PRPM7699/known_factors : C0113345D4F547AE