4 177 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
467039490551109991900169555492443530235814719	45	148.4	old

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	9201 / 9201
50	44000000	16550 / 16550
55	110000000	18763 / 40830

Estimated T-Level: 52.3 ⓘ

TF below 2^169 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	06E4BE4B93B56739	1	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	06E4BE4B93B56739	1	0	1	3
Verified	2017-12-07	ATH	06E4BE4B93B56739	1	2110	1	3
Verified	2020-04-17	Oliver Kruse	FBF18D0B02D092E0	1	600	5	3
Verified	2024-02-03	Wentao Huang	FBF18D0B02D092E0	1	3598	5	3

History

Date	User	Type	Result
2024-02-03	Wentao Huang	C-PRP	M4177/467039490551109991900169555492443530235814719 : FBF18D0B02D092E0 PRP: Verified PRP without proof (small exponent)
2023-05-18	-Anonymous-	NF-PM1	B1=77000000000, B2=774960636510330270
2020-04-17	Oliver Kruse	C-PRP	M4177/467039490551109991900169555492443530235814719 : FBF18D0B02D092E0 PRP: Verified PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M4177/467039490551109991900169555492443530235814719 : 06E4BE4B93B56739 PRP: Verified PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M4177/467039490551109991900169555492443530235814719 : 06E4BE4B93B56739 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M4177/known_factors : 06E4BE4B93B56739 PRP without proof (not generated)