12 213 269 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
112850605561	12	36.7	old
222053783791967014574057076765146921	36	117.4	2022-02-08 10:26:16

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2022-02-14	Oliver Kruse	D0CE3743D8F3056A	2	1192802	5	3

P-1 factors

Date	Factor	B1	B2
2022-02-08	222053783791967014574057076765146921	400000	343450800

History

Date	User	Type	Result
2022-02-14	Greg	CERT	PRP Certification Proof certified good
2022-02-14	Oliver Kruse	C-PRP	M12213269/112850605561/222053783791967014574057076765146921 : D0CE3743D8F3056A PRP proof power = 8 PRP: Verified Proof certified good
2022-02-08	nordi	F-PM1	Factor: 222053783791967014574057076765146921 / (P-1, B1=400000, B2=343450800)
2022-01-27	nordi	NF-PM1	B1=400000