8 252 219 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
481640863224452467553	21	68.7	2012-02-21 09:11:48

Status	Date	User	Residue	Shift
Verified (Factored)	1999-10-21	Jerry Moseley	18371A027388C8F2	6480609
Verified (Factored)	2002-09-29	Royal Thern	18371A027388C8F2	1874644

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-09-26	ATH	ED65D552E525E90C	1	24073	5	3
Verified	2020-03-27	-Anonymous-	ED65D552E525E90C	1	2507984	5	3

History

Date	User	Type	Result
2020-03-27	-Anonymous-	C-PRP	M8252219/481640863224452467553 : ED65D552E525E90C PRP: Verified PRP without proof (not generated)
2018-09-26	ATH	C-PRP	M8252219/481640863224452467553 : ED65D552E525E90C PRP: Verified PRP without proof (not generated)
2012-02-21	Carsten Kossendey	F-PM1	Factor: 481640863224452467553