1 902 119 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
25433780959273	14	44.5	old
746463283174230565247	21	69.3	2020-09-01 18:31:29

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	107 / 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)	2017-10-04	Oliver Kruse	5592C08237F3CB8A	1	0	1	3
Verified (Factored)	2017-11-09	kkmrkkblmbrbk	5592C08237F3CB8A	1	1143369	1	3
Verified	2020-09-04	fre_games	E0DB05FEF6CEA39B	2	1413779	5	3
Verified	2020-09-05	kutens	E0DB05FEF6CEA39B	2	879045	5	3

History

Date	User	Type	Result
2020-09-05	kutens	C-PRP	M1902119/25433780959273/746463283174230565247 : E0DB05FEF6CEA39B PRP: Verified PRP without proof (not generated)
2020-09-04	fre_games	C-PRP	M1902119/25433780959273/746463283174230565247 : E0DB05FEF6CEA39B PRP: Verified PRP without proof (not generated)
2020-09-01	_p95holder_	F-ECM	Factor: 746463283174230565247 / (ECM curve 6, B1=50000, B2=5000000)
2017-11-09	kkmrkkblmbrbk	C-PRP	M1902119/25433780959273 : 5592C08237F3CB8A PRP: Verified PRP without proof (not generated)
2017-10-04	Oliver Kruse	C-PRP	M1902119/25433780959273 : 5592C08237F3CB8A PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12