1 736 389 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
35040786138427011353	20	64.9	2008-07-14 22:17:46
945153400207881549875017	24	79.6	2020-06-01 14:17:33

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	108 / 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	Shift
Verified (Factored)		Andrew Churchill	104C2E959A033CA4	0
Verified (Factored)	1998-12-13	Mac Wang	104C2E959A033CA4	1564742

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-30	alpertron	3B4E8D4DD08B4BEC	1	0	1	3
Verified (Factored)	2017-10-19	Oliver Kruse	3B4E8D4DD08B4BEC	1	819611	1	3
Verified	2020-06-01	ATH	7DB0541EAFBC1558	2	196015	5	3
Verified	2020-06-02	marssystems	7DB0541EAFBC1558	2	1250639	5	3

History

Date	User	Type	Result
2020-06-02	marssystems	C-PRP	M1736389/35040786138427011353/945153400207881549875017 : 7DB0541EAFBC1558 PRP: Verified PRP without proof (not generated)
2020-06-01	ATH	C-PRP	M1736389/35040786138427011353/945153400207881549875017 : 7DB0541EAFBC1558 PRP: Verified PRP without proof (not generated)
2020-06-01	TJAOI	F-ECM	Factor: 945153400207881549875017 / (ECM curve 101, B1=50000, B2=5000000)
2017-10-19	Oliver Kruse	C-PRP	M1736389/35040786138427011353 : 3B4E8D4DD08B4BEC PRP: Verified PRP without proof (not generated)
2017-09-30	alpertron	C-PRP	M1736389/35040786138427011353 : 3B4E8D4DD08B4BEC PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2008-07-14	James Heinrich	F-ECM	Factor: 35040786138427011353