63 277 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
69252630847990085197865687921	29	95.8	old
198772980824413779683878248578736599	36	117.3	2019-03-04 19:47:29

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	537 / 4588

Estimated T-Level: 35.6 ⓘ

TF below 2^113 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-21	Oliver Kruse	504D291F49387F37	1	0	1	3
Verified (Factored)	2017-09-21	Oliver Kruse	504D291F49387F37	1	0	1	3
Verified (Factored)	2017-11-06	kkmrkkblmbrbk	504D291F49387F37	1	56601	1	3
Verified	2019-03-04	ATH	7B1F07B0C0B810A0	2	30857	5	3
Verified	2019-03-05	kkmrkkblmbrbk	7B1F07B0C0B810A0	2	8777	5	3
Verified	2019-03-05	ANONYMOUS	7B1F07B0C0B810A0	2	25897	5	3
Verified	2019-03-07	alex	7B1F07B0C0B810A0	2	28234	5	3

History

Date	User	Type	Result
2022-11-09	George Woltman	NF-PM1	B1=1000000000, B2=92348999993250
2021-04-28	ATH	NF-PP1	Start=2/7, B1=15000000, B2=1500000000
2019-03-07	alex	C-PRP	M63277/69252630847990085197865687921/198772980824413779683878248578736599 : 7B1F07B0C0B810A0 PRP: Verified PRP without proof (small exponent)
2019-03-05	ANONYMOUS	C-PRP	M63277/69252630847990085197865687921/198772980824413779683878248578736599 : 7B1F07B0C0B810A0 PRP: Verified PRP without proof (small exponent)
2019-03-05	kkmrkkblmbrbk	C-PRP	M63277/69252630847990085197865687921/198772980824413779683878248578736599 : 7B1F07B0C0B810A0 PRP: Verified PRP without proof (small exponent)
2019-03-04	ATH	C-PRP	M63277/69252630847990085197865687921/198772980824413779683878248578736599 : 7B1F07B0C0B810A0 PRP: Verified PRP without proof (small exponent)
2019-03-04	alex	F-ECM	Factor: 198772980824413779683878248578736599 / (ECM curve 141, B1=1000000, B2=100000000)
2017-11-06	kkmrkkblmbrbk	C-PRP	M63277/69252630847990085197865687921 : 504D291F49387F37 PRP: Verified PRP without proof (small exponent)
2017-09-21	Oliver Kruse	C-PRP	M63277/69252630847990085197865687921 : 504D291F49387F37 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M63277/69252630847990085197865687921 : 504D291F49387F37 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M63277/69252630847990085197865687921 : 504D291F49387F37 PRP without proof (not generated)
2016-10-21	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=2000000000, E=12