1 775 819 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
2717003071	10	31.3	old
107176729106377509983	21	66.5	2020-05-13 10:29:15
2183399348408396373881	22	70.9	2020-06-22 00:03:41

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)	2017-10-03	Oliver Kruse	04C31E8E2D4ECCA0	1	0	1	3
Verified (Factored)	2017-11-04	kkmrkkblmbrbk	04C31E8E2D4ECCA0	1	853978	1	3
Verified (Factored)	2020-05-13	M Miller	1BDCF4157AA6971D	2	448392	5	3
Verified (Factored)	2020-05-14	marssystems	1BDCF4157AA6971D	2	1495647	5	3
Verified	2020-06-22	M Miller	1BDCF4157AA6971D	3	484813	5	3

History

Date	User	Type	Result
2020-06-22	M Miller	C-PRP	M1775819/2717003071/107176729106377509983/2183399348408396373881 : 1BDCF4157AA6971D PRP: Verified PRP without proof (not generated)
2020-06-22	_p95holder_	F-ECM	Factor: 2183399348408396373881 / (ECM curve 3, B1=50000, B2=5000000)
2020-05-14	marssystems	C-PRP	M1775819/2717003071/107176729106377509983 : 1BDCF4157AA6971D PRP: Verified PRP without proof (not generated)
2020-05-13	M Miller	C-PRP	M1775819/2717003071/107176729106377509983 : 1BDCF4157AA6971D PRP: Verified PRP without proof (not generated)
2020-05-13	TJAOI	F	Factor: 107176729106377509983 / TF: 66-67
2017-11-04	kkmrkkblmbrbk	C-PRP	M1775819/2717003071 : 04C31E8E2D4ECCA0 PRP: Verified PRP without proof (not generated)
2017-10-03	Oliver Kruse	C-PRP	M1775819/2717003071 : 04C31E8E2D4ECCA0 PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12