52 744 631 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
441418946165759376247	21	68.6	2015-01-22 08:23:02

Status	Date	User	Residue	Shift
Verified (Factored)	2011-07-30	curtisc	F0AA6EE46EAF3331	49211331

History

Date	User	Type	Result
2015-01-22	Mark Rose	F	Factor: 441418946165759376247 / TF: 68-69*
2014-10-22	Nesowa	NF	no factor from 2^69 to 2^70
2011-07-30	curtisc	C-LL	F0AA6EE46EAF3331
2011-05-23	curtisc	NF-PM1	B1=855000
2010-03-28	sannerud.com	NF	no factor from 2^68 to 2^69
2009-04-22	T-er	NF	no factor from 2^67 to 2^68
2008-12-20	Dmitry V. Shubertov	NF	no factor from 2^66 to 2^67
2008-12-15	Sturle Sunde	NF	no factor from 2^65 to 2^66
2008-12-14	delong	NF	no factor from 2^64 to 2^65
2008-11-19	Derek	NF	no factor to 2^64