3 260 701 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
1402101431	10	30.4	old
39652204487239	14	45.2	2008-09-30 14:47:02
5748525510553318826021554769	28	92.2	2022-03-09 23:05:37

ECM

Digits	B1	Curves
25	50000	9 / 280

Estimated T-Level: 20.2 ⓘ

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)	2017-11-02	Oliver Kruse	4DA623425A0F5B64	2	3052769	5	3
Verified (Factored)	2017-12-13	kkmrkkblmbrbk	4DA623425A0F5B64	2	1785863	5	3
Verified	2022-03-10	LordJulius	4DA623425A0F5B64	3	1046163	5	3

P-1 factors

Date	Factor	B1	B2
2022-03-09	5748525510553318826021554769	1000000	134343300

History

Date	User	Type	Result
2022-09-11	Joss	NF-PM1	B1=1000000, B2=241175550
2022-03-10	Mark Filipski	CERT	PRP Certification Proof certified good
2022-03-10	LordJulius	C-PRP	M3260701/1402101431/39652204487239/5748525510553318826021554769 : 4DA623425A0F5B64 PRP proof power = 7 PRP: Verified Proof certified good
2022-03-09	Joss	F-PM1	Factor: 5748525510553318826021554769 / (P-1, B1=1000000, B2=134343300)
2021-10-03	Joss	NF	no factor from 2^67 to 2^68
2020-11-11	Joss	NF-PM1	B1=326070, B2=3260701, E=6
2017-12-13	kkmrkkblmbrbk	C-PRP	M3260701/1402101431/39652204487239 : 4DA623425A0F5B64 PRP: Verified (Factored) PRP without proof (not generated)
2017-11-02	Oliver Kruse	C-PRP	M3260701/1402101431/39652204487239 : 4DA623425A0F5B64 PRP: Verified (Factored) PRP without proof (not generated)
2008-09-30	markr	F	Factor: 39652204487239