17 206 187 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
1548556831	10	30.5	old
147422610217	12	37.1	2008-09-08 13:26:48

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2024-09-25	xyuzyz	433B30CDC21560D2	2	3157940	5	3

History

Date	User	Type	Result
2024-09-26	kakama51	CERT	PRP Certification Proof certified good
2024-09-25	xyuzyz	C-PRP	M17206187/1548556831/147422610217 : 433B30CDC21560D2 PRP proof power = 8 PRP: Verified Proof certified good
2024-08-18	nordi	NF-PM1	B1=500000, B2=254324994
2024-05-05	nordi	NF-PM1	B1=500000
2008-09-08	Will Edgington	F	Factor: 147422610217