7 138 643 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
14277287	8	23.8	old
1379553999882860251937	22	70.2	2023-05-30 14:41:28

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-02-13	Daniil Tsarkov	30D2D59062A3C0E1	1	6215407	5	3
Verified (Factored)	2019-03-23	Cubox	30D2D59062A3C0E1	1	662302	5	3
Verified	2023-05-30	Naegi Makoto	30D2D59062A3C0E1	2	86552	5	3

P-1 factors

Date	Factor	B1	B2
2023-05-30	1379553999882860251937	200000	383906250

History

Date	User	Type	Result
2023-05-30	xyuzyz	CERT	PRP Certification Proof certified good
2023-05-30	Naegi Makoto	C-PRP	M7138643/14277287/1379553999882860251937 : 30D2D59062A3C0E1 PRP proof power = 8 PRP: Verified Proof certified good
2023-05-30	Naegi Makoto	F-PM1	Factor: 1379553999882860251937 / (P-1, B1=200000, B2=383906250)
2019-03-23	Cubox	C-PRP	M7138643/14277287 : 30D2D59062A3C0E1 PRP: Verified (Factored) PRP without proof (not generated)
2018-02-13	Daniil Tsarkov	C-PRP	M7138643/14277287 : 30D2D59062A3C0E1 PRP: Verified (Factored) PRP without proof (not generated)