4 435 513 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
6093171767516044801	19	62.4	2010-01-03 14:03:53

ECM

Digits	B1	Curves
25	50000	2 / 280

Estimated T-Level: 20.0 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Brian J. Beesley	542D56D945DF4928	0
Verified (Factored)	1998-03-09	Kai-ming Poon	542D56D945DF4928	0

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-20	kkmrkkblmbrbk	3AF8B9AC1D1E664D	1	0	1	3
Verified	2018-02-13	Oliver Kruse	3AF8B9AC1D1E664D	1	3480279	1	3

History

Date	User	Type	Result
2023-03-08	USAFSS	NF-PM1	B1=260000, B2=136533540
2018-02-13	Oliver Kruse	C-PRP	M4435513/6093171767516044801 : 3AF8B9AC1D1E664D PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M4435513/6093171767516044801 : 3AF8B9AC1D1E664D PRP: Verified PRP without proof (not generated)
2010-01-03	James Heinrich	F-ECM	Factor: 6093171767516044801