3 505 517 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
84132409	8	26.3	old
40230015636861579367	20	65.1	2018-06-14 12:11:54

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	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-11-07	Oliver Kruse	5DA612E72D48BB55	1	2207927	5	3
Verified (Factored)	2017-12-17	kkmrkkblmbrbk	5DA612E72D48BB55	1	715614	5	3
Verified	2018-06-20	_p95holder_	5DA612E72D48BB55	2	1599966	5	3

History

Date	User	Type	Result
2022-09-09	Joss	NF-PM1	B1=1000000, B2=233218440
2022-06-03	LordJulius	NF	no factor from 2^66 to 2^67
2022-04-23	Joss	NF-PM1	B1=1000000, B2=145208700
2022-01-26	Joss	NF	no factor from 2^67 to 2^68
2021-04-03	ViliamF	NF-PM1	B1=3000000, B2=273000000
2020-06-11	Joss	NF-PM1	B1=350551, B2=3505517, E=6
2018-06-20	_p95holder_	C-PRP	M3505517/84132409/40230015636861579367 : 5DA612E72D48BB55 PRP: Verified PRP without proof (not generated)
2018-06-14	TJAOI	F	Factor: 40230015636861579367 / TF: 65-66
2017-12-17	kkmrkkblmbrbk	C-PRP	M3505517/84132409 : 5DA612E72D48BB55 PRP: Verified PRP without proof (not generated)
2017-11-07	Oliver Kruse	C-PRP	M3505517/84132409 : 5DA612E72D48BB55 PRP: Verified PRP without proof (not generated)