6 934 157 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
166419769	9	27.3	old
87618607152287	14	46.3	2008-09-30 21:53:50

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-01-26	Oliver Kruse	7C7CE7880BE54AEF	2	2946370	5	3
Verified	2019-01-30	kkmrkkblmbrbk	7C7CE7880BE54AEF	2	2162676	5	3

History

Date	User	Type	Result
2023-12-28	Stef42	NF-PM1	B1=577000, B2=1280664000
2019-01-30	kkmrkkblmbrbk	C-PRP	M6934157/166419769/87618607152287 : 7C7CE7880BE54AEF PRP: Verified PRP without proof (not generated)
2018-01-26	Oliver Kruse	C-PRP	M6934157/166419769/87618607152287 : 7C7CE7880BE54AEF PRP: Verified PRP without proof (not generated)
2008-09-30	markr	F	Factor: 87618607152287