7 156 231 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
14903566680601	14	43.8	old
6387296900624243137	19	62.5	2016-08-15 11:09:00

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-02-16	Daniil Tsarkov	98E6D67C6BDCFF50	2	3362198	5	3
Verified	2019-03-29	kracker	98E6D67C6BDCFF50	2	4974834	5	3

History

Date	User	Type	Result
2024-01-09	Stef42	NF-PM1	B1=820000, B2=1831411890
2019-03-29	kracker	C-PRP	M7156231/14903566680601/6387296900624243137 : 98E6D67C6BDCFF50 PRP: Verified PRP without proof (not generated)
2018-02-16	Daniil Tsarkov	C-PRP	M7156231/14903566680601/6387296900624243137 : 98E6D67C6BDCFF50 PRP: Verified PRP without proof (not generated)
2016-08-15	TJAOI	F	Factor: 6387296900624243137 / TF: 62-63