2 413 771 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
848604642929	12	39.6	old
14271102419729	14	43.7	2014-01-10 14:36:15
2035314029754209	16	50.9	2014-06-10 11:43:57
11719272118451081	17	53.4	2014-09-22 11:07:21
33007825819137876662167	23	74.8	2018-07-26 09:39:25

ECM

Digits	B1	Curves
25	50000	67 / 280

Estimated T-Level: 21.2 ⓘ

TF below 2^65 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-13	Oliver Kruse	BED8CB188F1901FB	4	1426558	5	3
Verified (Factored)	2017-10-15	Yaroslav Berezhko	17D8E71FA62D360E	4	0	1	3
Verified (Factored)	2017-11-26	kkmrkkblmbrbk	BED8CB188F1901FB	4	1156296	5	3
Verified (Factored)	2017-12-04	kkmrkkblmbrbk	17D8E71FA62D360E	4	1592070	1	3
Verified	2018-07-31	_p95holder_	BED8CB188F1901FB	5	2181418	5	3

P-1 factors

Date	Factor	B1	B2
2018-07-26	33007825819137876662167	2000000	60000000

History

Date	User	Type	Result
2018-07-31	_p95holder_	C-PRP	M2413771/848604642929/14271102419729/2035314029754209/11719272118451081/33007825819137876662167 : BED8CB188F1901FB PRP: Verified PRP without proof (not generated)
2018-07-26	alpertron	F-PM1	Factor: 33007825819137876662167 / (P-1, B1=2000000, B2=60000000, E=12)
2017-12-04	kkmrkkblmbrbk	C-PRP	M2413771/848604642929/14271102419729/2035314029754209/11719272118451081 : 17D8E71FA62D360E PRP: Verified PRP without proof (not generated)
2017-11-26	kkmrkkblmbrbk	C-PRP	M2413771/848604642929/14271102419729/2035314029754209/11719272118451081 : BED8CB188F1901FB PRP: Verified PRP without proof (not generated)
2017-10-15	Yaroslav Berezhko	C-PRP	M2413771/848604642929/14271102419729/2035314029754209/11719272118451081 : 17D8E71FA62D360E PRP: Verified PRP without proof (not generated)
2017-10-13	Oliver Kruse	C-PRP	M2413771/848604642929/14271102419729/2035314029754209/11719272118451081 : BED8CB188F1901FB PRP: Verified PRP without proof (not generated)
2014-09-22	TJAOI	F	Factor: 11719272118451081 / TF: 53-54
2014-06-10	TJAOI	F	Factor: 2035314029754209
2014-01-10	TJAOI	F	Factor: 14271102419729