2 797 339 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
50469590239	11	35.6	old
44124006445530751	17	55.3	2015-01-17 16:06:39
140756829931273406060439583	27	86.9	2023-01-21 14:19:59

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)	2017-10-21	Oliver Kruse	DD3D640A3C0AE7F4	2	2240672	5	3
Verified (Factored)	2017-12-06	kkmrkkblmbrbk	DD3D640A3C0AE7F4	2	2408198	5	3
Verified	2023-01-22	LordJulius	DD3D640A3C0AE7F4	3	1914334	5	3

P-1 factors

Date	Factor	B1	B2
2023-01-21	140756829931273406060439583	288000	226423890

History

Date	User	Type	Result
2023-01-22	James Heinrich	CERT	PRP Certification Proof certified good
2023-01-22	LordJulius	C-PRP	M2797339/50469590239/44124006445530751/140756829931273406060439583 : DD3D640A3C0AE7F4 PRP proof power = 7 PRP: Verified Proof certified good
2023-01-21	USAFSS	F-PM1	Factor: 140756829931273406060439583 / (P-1, B1=288000, B2=226423890)
2017-12-06	kkmrkkblmbrbk	C-PRP	M2797339/50469590239/44124006445530751 : DD3D640A3C0AE7F4 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-21	Oliver Kruse	C-PRP	M2797339/50469590239/44124006445530751 : DD3D640A3C0AE7F4 PRP: Verified (Factored) PRP without proof (not generated)
2015-01-17	TJAOI	F	Factor: 44124006445530751 / TF: 55-56