2 382 851 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
85382697949795159	17	56.2	old
2899620229854763153	19	61.3	2016-04-19 11:50:08
1076629080641660377476703	25	79.8	2022-12-28 01:18:33

ECM

Digits	B1	Curves
25	50000	72 / 280

Estimated T-Level: 21.3 ⓘ

TF below 2^66 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-12	Oliver Kruse	D03E2AE8ADF713A9	2	351688	5	3
Verified (Factored)	2017-11-25	kkmrkkblmbrbk	D03E2AE8ADF713A9	2	2151033	5	3
Verified	2022-12-28	LordJulius	D03E2AE8ADF713A9	3	1967242	5	3

History

Date	User	Type	Result
2022-12-29	Chad Steenerson	CERT	PRP Certification Proof certified good
2022-12-28	LordJulius	C-PRP	M2382851/85382697949795159/2899620229854763153/1076629080641660377476703 : D03E2AE8ADF713A9 PRP proof power = 7 PRP: Verified Proof certified good
2022-12-28	_p95holder_	F-ECM	Factor: 1076629080641660377476703 / (ECM curve 2, B1=50000, B2=5000000)
2018-09-28	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-11-25	kkmrkkblmbrbk	C-PRP	M2382851/85382697949795159/2899620229854763153 : D03E2AE8ADF713A9 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-12	Oliver Kruse	C-PRP	M2382851/85382697949795159/2899620229854763153 : D03E2AE8ADF713A9 PRP: Verified (Factored) PRP without proof (not generated)
2016-04-19	TJAOI	F	Factor: 2899620229854763153 / TF: 61-62