9 792 283 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
79874783139668337067873487653341570703	38	125.9	2013-03-28 00:15:56

Status	Date	User	Residue	Shift
Verified (Factored)	2000-04-27	Rosemary West	30B74F6F6B80621F	3143465
Verified (Factored)	2003-09-09	Marc Getty / Phil Fizur	30B74F6F6B80621F	3477521

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-10-27	mnd9	984A7AABF41B24E4	1	7074325	5	3
Verified	2021-01-07	lobsterfordinner	984A7AABF41B24E4	1	5302885	5	3

P-1 factors

Date	Factor	B1	B2
2013-03-28	79874783139668337067873487653341570703	120000	2370000

History

Date	User	Type	Result
2021-01-07	Ryan Usher	CERT	PRP Certification Proof certified good
2021-01-07	lobsterfordinner	C-PRP	M9792283/79874783139668337067873487653341570703 : 984A7AABF41B24E4 PRP proof power = 8 PRP: Verified Proof certified good
2019-10-27	mnd9	C-PRP	M9792283/79874783139668337067873487653341570703 : 984A7AABF41B24E4 PRP: Verified PRP without proof (not generated)
2013-03-28	Nesowa	F-PM1	Factor: 79874783139668337067873487653341570703
2009-06-17	Carsten Kossendey	NF-PM1	B1=55000, B2=866250, E=6