1 333 169 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
103961521163089	15	46.6	old
108925414243686793385551	24	76.5	2018-06-08 13:20:41
1025335338323924875447391	25	79.8	2021-05-21 15:31:37

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-30	Oliver Kruse	BCEA75ACD05033DA	1	0	1	3
Verified (Factored)	2017-10-23	kkmrkkblmbrbk	BCEA75ACD05033DA	1	1053150	1	3
Verified (Factored)	2018-06-09	storm5510	780964D45FE17BDD	2	240570	5	3
Verified (Factored)	2018-06-10	Daniil Tsarkov	780964D45FE17BDD	2	1233650	5	3
Verified (Factored)	2018-06-13	Oliver Kruse	780964D45FE17BDD	2	288229	5	3
Verified	2021-05-21	ThomRuley	780964D45FE17BDD	3	409685	5	3

History

Date	User	Type	Result
2021-05-21	ThomRuley	C-PRP	M1333169/103961521163089/108925414243686793385551/1025335338323924875447391 : 780964D45FE17BDD PRP: Verified PRP without proof (not generated)
2021-05-21	TJAOI	F-ECM	Factor: 1025335338323924875447391 / (ECM curve 11, B1=250000, B2=35000000)
2018-06-13	Oliver Kruse	C-PRP	M1333169/103961521163089/108925414243686793385551 : 780964D45FE17BDD PRP: Verified PRP without proof (not generated)
2018-06-10	Daniil Tsarkov	C-PRP	M1333169/103961521163089/108925414243686793385551 : 780964D45FE17BDD PRP: Verified PRP without proof (not generated)
2018-06-09	storm5510	C-PRP	M1333169/103961521163089/108925414243686793385551 : 780964D45FE17BDD PRP: Verified PRP without proof (not generated)
2018-06-08	TJAOI	F-ECM	Factor: 108925414243686793385551 / (ECM curve 97, B1=50000, B2=5000000)
2017-10-23	kkmrkkblmbrbk	C-PRP	M1333169/103961521163089 : BCEA75ACD05033DA PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1333169/103961521163089 : BCEA75ACD05033DA PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12