5 806 987 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
4402073638920779640374687	25	81.9	2011-02-23 15:59:09

Status	Date	User	Residue	Shift
Verified (Factored)	1998-10-04	Jason Slemons	8CEC1596124702C0	0
Verified (Factored)	2000-10-15	chris clark	8CEC1596124702C0	4586272

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-20	kkmrkkblmbrbk	11345B2F07349E75	1	0	1	3
Verified	2018-08-18	GunnarLu	11345B2F07349E75	1	4697372	1	3

History

Date	User	Type	Result
2024-09-04	cramsey87	NF-PM1	B1=800000, B2=1709894340
2018-08-18	GunnarLu	C-PRP	M5806987/4402073638920779640374687 : 11345B2F07349E75 PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M5806987/4402073638920779640374687 : 11345B2F07349E75 PRP: Verified PRP without proof (not generated)
2011-02-23	USAFSS	F-PM1	Factor: 4402073638920779640374687