4 683 611 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
121773887	9	26.9	old
1022347976303	13	39.9	2008-09-07 23:42:53
16800926425444617248831	23	73.8	2019-03-31 16:07:24

ECM

Digits	B1	Curves
25	50000	2 / 280

Estimated T-Level: 20.0 ⓘ

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)	2017-09-20	kkmrkkblmbrbk	284BAEC3E5C4C59E	2	0	1	3
Verified (Factored)	2018-04-07	trebor	284BAEC3E5C4C59E	2	1321523	1	3
Verified	2019-04-01	Ruzovej	C40F6BF81BB01BE0	3	1607704	5	3
Verified	2019-04-03	kkmrkkblmbrbk	C40F6BF81BB01BE0	3	2113238	5	3

History

Date	User	Type	Result
2023-09-02	USAFSS	NF-PM1	B1=240000, B2=91991760
2019-04-03	kkmrkkblmbrbk	C-PRP	M4683611/121773887/1022347976303/16800926425444617248831 : C40F6BF81BB01BE0 PRP: Verified PRP without proof (not generated)
2019-04-01	Ruzovej	C-PRP	M4683611/121773887/1022347976303/16800926425444617248831 : C40F6BF81BB01BE0 PRP: Verified PRP without proof (not generated)
2019-03-31	MarkS	F-ECM	Factor: 16800926425444617248831 / (ECM curve 2, B1=50000, B2=5000000)
2018-04-07	trebor	C-PRP	M4683611/121773887/1022347976303 : 284BAEC3E5C4C59E PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M4683611/1022347976303/121773887 : 284BAEC3E5C4C59E PRP: Verified PRP without proof (not generated)
2008-09-07	Will Edgington	F	Factor: 1022347976303