15 806 213 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
697602326590479089437129537209068497	36	119.1	2016-01-16 16:40:28

Status	Date	User	Residue	Shift
Verified (Factored)	2002-12-31	Nemrod Kedem	E35FB8D390CD6BA0	10137972
Verified (Factored)	2006-08-25	TheJudger	E35FB8D390CD6BA0	3053661

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2023-10-29	slandrum	1E0494759DA69F68	1	3757194	5	3

P-1 factors

Date	Factor	B1	B2
2016-01-16	697602326590479089437129537209068497	300000	6000000

History

Date	User	Type	Result
2023-10-29	ANONIMO	CERT	PRP Certification Proof certified good
2023-10-29	slandrum	C-PRP	M15806213/697602326590479089437129537209068497 : 1E0494759DA69F68 PRP proof power = 8 PRP: Verified Proof certified good
2023-09-09	nordi	NF-PM1	B1=480000, B2=264402600
2023-08-11	nordi	NF-PM1	B1=480000
2016-01-16	Tha	F-PM1	Factor: 697602326590479089437129537209068497 / (P-1, B1=300000, B2=6000000, E=12)
2014-07-20	Nesowa	NF	no factor from 2^66 to 2^67
2013-09-19	David Campeau	NF	no factor from 2^65 to 2^66