2 797 507 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
5421568567	10	32.3	old
79450429703081	14	46.2	2014-02-05 16:56:19
10166946477553271906928641	26	83.1	2023-01-21 20:33:15

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-21	Oliver Kruse	03D264816853F048	2	779810	5	3
Verified (Factored)	2017-12-06	kkmrkkblmbrbk	03D264816853F048	2	971292	5	3
Verified	2023-01-22	LordJulius	03D264816853F048	3	308060	5	3

P-1 factors

Date	Factor	B1	B2
2023-01-21	10166946477553271906928641	288000	243838980

History

Date	User	Type	Result
2023-01-22	Dale	CERT	PRP Certification Proof certified good
2023-01-22	LordJulius	C-PRP	M2797507/5421568567/79450429703081/10166946477553271906928641 : 03D264816853F048 PRP proof power = 7 PRP: Verified Proof certified good
2023-01-21	USAFSS	F-PM1	Factor: 10166946477553271906928641 / (P-1, B1=288000, B2=243838980)
2017-12-06	kkmrkkblmbrbk	C-PRP	M2797507/5421568567/79450429703081 : 03D264816853F048 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-21	Oliver Kruse	C-PRP	M2797507/5421568567/79450429703081 : 03D264816853F048 PRP: Verified (Factored) PRP without proof (not generated)
2014-02-05	TJAOI	F	Factor: 79450429703081