259 429 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
147290814751	12	37.1	old
145853554474529894969681	24	76.9	2015-09-18 09:51:29
65772865962363774195164737391	29	95.7	2020-05-25 14:30:00

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	474 / 640

Estimated T-Level: 28.7 ⓘ

TF below 2^90 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-22	Oliver Kruse	303273AC25808E86	2	0	1	3
Verified (Factored)	2017-10-12	kkmrkkblmbrbk	303273AC25808E86	2	41315	1	3
Verified (Factored)	2020-04-17	Oliver Kruse	C530F14A851134EA	2	38368	5	3
Verified	2020-05-26	mnd9	C530F14A851134EA	3	14343	5	3
Verified	2020-05-27	ANONYMOUS	C530F14A851134EA	3	195571	5	3

History

Date	User	Type	Result
2022-05-01	Oliver Kruse	NF-PM1	B1=30000000, B2=10035812696910
2021-09-06	Oliver Kruse	NF-PM1	B1=30000000, B2=3000000000, E=24
2020-05-27	ANONYMOUS	C-PRP	M259429/147290814751/145853554474529894969681/65772865962363774195164737391 : C530F14A851134EA PRP: Verified PRP without proof (small exponent)
2020-05-26	mnd9	C-PRP	M259429/147290814751/145853554474529894969681/65772865962363774195164737391 : C530F14A851134EA PRP: Verified PRP without proof (small exponent)
2020-05-25	nordi	F-ECM	Factor: 65772865962363774195164737391 / (ECM curve 77, B1=250000, B2=25000000, Sigma=2684238229633322)
2020-04-17	Oliver Kruse	C-PRP	M259429/147290814751/145853554474529894969681 : C530F14A851134EA PRP: Verified PRP without proof (small exponent)
2017-10-12	kkmrkkblmbrbk	C-PRP	M259429/147290814751/145853554474529894969681 : 303273AC25808E86 PRP: Verified PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M259429/147290814751/145853554474529894969681 : 303273AC25808E86 PRP: Verified PRP without proof (not generated)
2017-09-22	Oliver Kruse	C-PRP	M259429/147290814751/145853554474529894969681 : 303273AC25808E86 PRP without proof (not generated)
2015-09-18	TJAOI	F-ECM	Factor: 145853554474529894969681 / (ECM curve 80, B1=50000, B2=5000000)