8 029 529 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
93005504756784478801	20	66.3	2015-11-17 20:18:23

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)	1999-08-31	Jeffrey Smith	77A13D24CE409F11	2819456
Verified (Factored)	2002-07-14	Mark Slatter	77A13D24CE409F11	7038575

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-24	_p95holder_	4AFDDFDDA4650254	1	581407	5	3
Verified	2020-01-04	marssystems	4AFDDFDDA4650254	1	6632270	5	3

History

Date	User	Type	Result
2020-01-04	marssystems	C-PRP	M8029529/93005504756784478801 : 4AFDDFDDA4650254 PRP: Verified PRP without proof (not generated)
2018-07-24	_p95holder_	C-PRP	M8029529/93005504756784478801 : 4AFDDFDDA4650254 PRP: Verified PRP without proof (not generated)
2015-11-17	snme2pm1	F	Factor: 93005504756784478801 / TF: 66-67*
2015-04-22	snme2pm1	NF	no factor from 2^65 to 2^66
2013-12-23	David Campeau	NF	no factor from 2^64 to 2^65
2013-08-25	David Campeau	NF	no factor from 2^63 to 2^64
2012-09-27	Nesowa	NF-PM1	B1=100000, B2=1950000, E=6