7 939 027 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
190536649	9	27.5	old
159262818540300394201	21	67.1	2021-09-27 13:15:50

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-06-10	axn	38033C07657FD565	1	3125617	5	3
Verified (Factored)	2019-11-29	arnaud	38033C07657FD565	1	2001820	5	3
Verified	2021-10-04	_p95holder_	38033C07657FD565	2	7878708	5	3

History

Date	User	Type	Result
2024-02-06	Stef42	NF-PM1	B1=950000, B2=1968826860
2021-10-04	_p95holder_	C-PRP	M7939027/190536649/159262818540300394201 : 38033C07657FD565 PRP: Verified PRP without proof (not generated)
2021-09-27	TJAOI	F	Factor: 159262818540300394201 / TF: 67-68
2019-11-29	arnaud	C-PRP	M7939027/190536649 : 38033C07657FD565 PRP: Verified PRP without proof (not generated)
2018-06-10	axn	C-PRP	M7939027/190536649 : 38033C07657FD565 PRP: Verified PRP without proof (not generated)