1 745 011 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
533973367	9	29.0	old
409517029031443048886917361	27	88.4	2020-06-01 01:31:22

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	106 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-30	alpertron	B22258E5010593B3	1	0	1	3
Verified (Factored)	2017-10-19	Oliver Kruse	B22258E5010593B3	1	423213	1	3
Verified	2020-06-01	M Miller	B7C9E2FBCB032C50	2	35908	5	3
Verified	2020-06-02	daveward2005	B7C9E2FBCB032C50	2	1343699	5	3

History

Date	User	Type	Result
2020-06-02	daveward2005	C-PRP	M1745011/533973367/409517029031443048886917361 : B7C9E2FBCB032C50 PRP: Verified PRP without proof (not generated)
2020-06-01	M Miller	C-PRP	M1745011/533973367/409517029031443048886917361 : B7C9E2FBCB032C50 PRP: Verified PRP without proof (not generated)
2020-06-01	nordi	F-ECM	Factor: 409517029031443048886917361 / (ECM curve 36, B1=50000, B2=5000000, Sigma=7402424425834573)
2017-10-19	Oliver Kruse	C-PRP	M1745011/533973367 : B22258E5010593B3 PRP: Verified PRP without proof (not generated)
2017-09-30	alpertron	C-PRP	M1745011/533973367 : B22258E5010593B3 PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12