11 429 783 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
99402102462647	14	46.5	old
207610681050011187343	21	67.5	2021-08-04 15:50:42

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)	2021-07-26	Luigi Morelli	14003F3894A859E8	1	632399	5	3
Verified	2021-08-04	ATH	14003F3894A859E8	2	11291448	5	3

History

Date	User	Type	Result
2021-08-06	ATH	NF-PP1	Start=6/5, B1=125000, B2=12500000
2021-08-04	Miika Wallius	CERT	PRP Certification Proof certified good
2021-08-04	ATH	C-PRP	M11429783/99402102462647/207610681050011187343 : 14003F3894A859E8 PRP proof power = 8 PRP: Verified Proof certified good
2021-08-04	ATH	F-PP1	Start=2/7, B1=125000, B2=12500000, Factor: 207610681050011187343
2021-07-26	ANONIMO	CERT	PRP Certification Proof certified good
2021-07-26	Luigi Morelli	C-PRP	M11429783/99402102462647 : 14003F3894A859E8 PRP proof power = 8 PRP: Verified (Factored) Proof certified good