179 083 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
2865329	7	21.5	old
871015691827657970710485549328223	33	109.4	2019-11-16 22:10:40

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	242 / 1566

Estimated T-Level: 30.8 ⓘ

TF below 2^97 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-22	Oliver Kruse	4CB8D4D4FA69DB59	1	0	1	3
Verified (Factored)	2017-10-12	kkmrkkblmbrbk	4CB8D4D4FA69DB59	1	44869	1	3
Verified	2019-11-17	trebor	A48E5C0CD25AAA68	2	141324	5	3
Verified	2019-11-18	marssystems	A48E5C0CD25AAA68	2	140354	5	3

History

Date	User	Type	Result
2019-11-18	marssystems	C-PRP	M179083/2865329/871015691827657970710485549328223 : A48E5C0CD25AAA68 PRP: Verified PRP without proof (small exponent)
2019-11-17	trebor	C-PRP	M179083/2865329/871015691827657970710485549328223 : A48E5C0CD25AAA68 PRP: Verified PRP without proof (small exponent)
2019-11-16	Chang Chia-Tche	F-ECM	Factor: 871015691827657970710485549328223 / (ECM curve 1, B1=250000, B2=25000000)
2017-10-12	kkmrkkblmbrbk	C-PRP	M179083/2865329 : 4CB8D4D4FA69DB59 PRP: Verified PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M179083/2865329 : 4CB8D4D4FA69DB59 PRP: Verified PRP without proof (not generated)
2017-09-22	Oliver Kruse	C-PRP	M179083/2865329 : 4CB8D4D4FA69DB59 PRP without proof (not generated)
2017-06-23	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=2000000000, E=12