12 036 053 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
674485172476903	15	49.3	old
371710509568208328769	21	68.3	2021-12-08 15:57:44
148906447103545859838362191	27	86.9	2023-07-06 07:01:49

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2022-01-01	ThomRuley	88B7FEF223CA1AE4	2	3027261	5	3
Verified	2023-07-14	Perig	88B7FEF223CA1AE4	3	1468822	5	3

P-1 factors

Date	Factor	B1	B2
2021-12-08	371710509568208328769	400000	109909800
2023-07-06	148906447103545859838362191	400000	428459850

History

Date	User	Type	Result
2023-07-14	blin00	CERT	PRP Certification Proof certified good
2023-07-14	Perig	C-PRP	M12036053/674485172476903/371710509568208328769/148906447103545859838362191 : 88B7FEF223CA1AE4 PRP proof power = 8 PRP: Verified Proof certified good
2023-07-06	nordi	F-PM1	Factor: 148906447103545859838362191 / (P-1, B1=400000, B2=428459850)
2022-01-01	LookAS	CERT	PRP Certification Proof certified good
2022-01-01	ThomRuley	C-PRP	M12036053/674485172476903/371710509568208328769 : 88B7FEF223CA1AE4 PRP proof power = 8 PRP: Verified (Factored) Proof certified good
2021-12-08	nordi	F-PM1	Factor: 371710509568208328769 / (P-1, B1=400000, B2=109909800)
2021-11-24	nordi	NF-PM1	B1=400000