1 080 007 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
8322967234328359	16	52.9	old

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 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	Shift	Type	Base
Verified (Factored)	2025-09-01	Kriesel	07F8E4B8DC459869	0	1	3

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-28	Oliver Kruse	F806B433302DB8CD	1	0	1	3
Verified	2017-10-16	Oliver Kruse	F806B433302DB8CD	1	685965	1	3
Verified	2018-01-02	ATH	F806B433302DB8CD	1	505957	1	3

History

Date	User	Type	Result
2025-09-01	0x	CERT	PRP Certification CERT proof power = 6 Proof certified good
2025-09-01	Kriesel	C-PRP	07F8E4B8DC459869 PRP proof power = 6 PRP: Verified (Factored) Proof certified good
2024-08-23	cramsey87	NF-PM1	B1=3000000, B2=22221719520
2018-01-02	ATH	C-PRP	M1080007/8322967234328359 : F806B433302DB8CD PRP: Verified PRP without proof (not generated)
2017-10-16	Oliver Kruse	C-PRP	M1080007/8322967234328359 : F806B433302DB8CD PRP: Verified PRP without proof (not generated)
2017-09-28	Oliver Kruse	C-PRP	M1080007/8322967234328359 : F806B433302DB8CD PRP: Verified PRP without proof (not generated)