10 149 563 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
243589513	9	27.9	old
86646066395818409	17	56.3	2015-03-20 12:36:48
1196656064668064178433	22	70.0	2021-08-01 07:19:56

ECM

Digits	B1	Curves
25	50000	5 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2020-01-26	fre_games	E952702DE086C8EC	2	4454658	5	3
Verified (Factored)	2021-02-02	ATH	E952702DE086C8EC	2	7482519	5	3
Verified	2021-08-01	ATH	E952702DE086C8EC	3	3878169	5	3

History

Date	User	Type	Result
2022-03-13	LordJulius	NF	no factor from 2^66 to 2^67
2022-03-13	LordJulius	NF	no factor from 2^65 to 2^66
2022-03-13	LordJulius	NF	no factor from 2^64 to 2^65
2022-02-06	ViliamF	NF	no factor from 2^67 to 2^68
2021-08-01	ky0uraku	CERT	PRP Certification Proof certified good
2021-08-01	ATH	C-PRP	M10149563/243589513/86646066395818409/1196656064668064178433 : E952702DE086C8EC PRP proof power = 8 PRP: Verified Proof certified good
2021-08-01	ATH	F-PP1	Start=2/7, B1=250000, B2=25000000, Factor: 1196656064668064178433
2021-02-02	Gufesa	CERT	PRP Certification Proof certified good
2021-02-02	ATH	C-PRP	M10149563/243589513/86646066395818409 : E952702DE086C8EC PRP proof power = 8 PRP: Verified (Factored) Proof certified good
2020-01-26	fre_games	C-PRP	M10149563/243589513/86646066395818409 : E952702DE086C8EC PRP: Verified (Factored) PRP without proof (not generated)
2015-03-20	TJAOI	F	Factor: 86646066395818409 / TF: 56-57