12 720 847 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
610600657	9	29.2	old
4698328365794226435169	22	72.0	2022-05-04 02:32:31

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2022-05-04	XZT	7A5AC381A6D2A9B0	1	11697337	5	3
Verified	2023-03-05	Naegi Makoto	7A5AC381A6D2A9B0	2	9262877	5	3

P-1 factors

Date	Factor	B1	B2
2022-05-04	4698328365794226435169	400000	428459850

History

Date	User	Type	Result
2023-03-06	MARK_DANA_ROCKMAN	CERT	PRP Certification Proof certified good
2023-03-05	Naegi Makoto	C-PRP	M12720847/610600657/4698328365794226435169 : 7A5AC381A6D2A9B0 PRP proof power = 8 PRP: Verified Proof certified good
2022-05-04	Dark_Mx_87	CERT	PRP Certification Proof certified good
2022-05-04	XZT	C-PRP	M12720847/610600657 : 7A5AC381A6D2A9B0 PRP proof power = 8 PRP: Verified Proof certified good
2022-05-04	nordi	F-PM1	Factor: 4698328365794226435169 / (P-1, B1=400000, B2=428459850)
2022-05-03	nordi	NF-PM1	B1=400000