2 982 283 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
29822831	8	24.8	old
429448753	9	28.7	2008-09-07 19:43:17
34526241131065325138311	23	74.9	2018-06-08 13:07:09

ECM

Digits	B1	Curves
25	50000	4 / 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)	2017-10-26	Oliver Kruse	FBE1C5C7353832B2	2	756647	5	3
Verified (Factored)	2017-12-10	kkmrkkblmbrbk	FBE1C5C7353832B2	2	845247	5	3
Verified	2018-06-14	_p95holder_	FBE1C5C7353832B2	3	1550815	5	3

History

Date	User	Type	Result
2023-02-23	USAFSS	NF-PM1	B1=360000, B2=298405800
2018-06-14	_p95holder_	C-PRP	M2982283/29822831/429448753/34526241131065325138311 : FBE1C5C7353832B2 PRP: Verified PRP without proof (not generated)
2018-06-08	alpertron	F-ECM	Factor: 34526241131065325138311 / (ECM curve 2, B1=50000, B2=5000000)
2017-12-10	kkmrkkblmbrbk	C-PRP	M2982283/29822831/429448753 : FBE1C5C7353832B2 PRP: Verified PRP without proof (not generated)
2017-10-26	Oliver Kruse	C-PRP	M2982283/29822831/429448753 : FBE1C5C7353832B2 PRP: Verified PRP without proof (not generated)
2008-09-07	Will Edgington	F	Factor: 429448753