1 470 059 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
1296592039	10	30.3	old
614014243121	12	39.2	2008-07-15 10:00:02
8062050525913	13	42.9	2008-07-15 10:00:02
133899327314999	15	46.9	2008-08-26 20:19:18
7270571714001619725279089	25	82.6	2023-10-19 21:58:22

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)	2017-10-05	Oliver Kruse	5E21986ABBDB06F1	4	0	1	3
Verified (Factored)	2017-10-28	kkmrkkblmbrbk	5E21986ABBDB06F1	4	1185710	1	3
Verified	2023-10-19	Anton Tsvetkov	EC7F4EC94A1A00A2	5	745339	5	3

P-1 factors

Date	Factor	B1	B2
2023-10-19	7270571714001619725279089	5000000	314400450

History

Date	User	Type	Result
2023-10-20	Jonathan Webb	CERT	PRP Certification Proof certified good
2023-10-19	Anton Tsvetkov	C-PRP	M1470059/1296592039/614014243121/8062050525913/133899327314999/7270571714001619725279089 : EC7F4EC94A1A00A2 PRP proof power = 6 PRP: Verified Proof certified good
2023-10-19	Anton Tsvetkov	F-PM1	Factor: 7270571714001619725279089 / (P-1, B1=5000000, B2=314400450)
2017-10-28	kkmrkkblmbrbk	C-PRP	M1470059/1296592039/614014243121/8062050525913/133899327314999 : 5E21986ABBDB06F1 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-05	Oliver Kruse	C-PRP	M1470059/1296592039/614014243121/8062050525913/133899327314999 : 5E21986ABBDB06F1 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-01	Oliver Kruse	C-PRP	M1470059/1296592039/614014243121/8062050525913/133899327314999 : 5E21986ABBDB06F1 PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2008-08-26	-Anonymous-	F	Factor: 133899327314999
2008-07-15	J Feitsma	F	Factor: 8062050525913
2008-07-15	J Feitsma	F	Factor: 614014243121