6 986 519 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
13973039	8	23.7	old
282534828361	12	38.0	2008-09-08 03:06:21
27449664413130717697567	23	74.5	2024-01-01 09:23:33

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-01-26	trebor	18DC74CC03A09578	2	1952079	5	3
Verified (Factored)	2019-02-20	arnaud	18DC74CC03A09578	2	5648471	5	3
Verified	2024-01-04	Naegi Makoto	18DC74CC03A09578	3	6173289	5	3

P-1 factors

Date	Factor	B1	B2
2024-01-01	27449664413130717697567	600000	600000

History

Date	User	Type	Result
2024-01-05	curtisc	CERT	PRP Certification Proof certified good
2024-01-04	Naegi Makoto	C-PRP	M6986519/13973039/282534828361/27449664413130717697567 : 18DC74CC03A09578 PRP proof power = 8 PRP: Verified Proof certified good
2024-01-01	Stef42	F-PM1	Factor: 27449664413130717697567 / (P-1, B1=600000)
2019-02-20	arnaud	C-PRP	M6986519/13973039/282534828361 : 18DC74CC03A09578 PRP: Verified (Factored) PRP without proof (not generated)
2018-01-26	trebor	C-PRP	M6986519/13973039/282534828361 : 18DC74CC03A09578 PRP: Verified (Factored) PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 282534828361