28 922 821 Exponent Status

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

PrimeNet Exponent Status

M_n

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Details

Factored

Factor	Digits	Bits	Date
450972097550486319799	21	68.6	2011-12-10 09:11:38

Status	Date	User	Residue	Shift
Verified (Factored)	2006-03-28	Dandot Moore	4687BC530D2BC679	7293683

History

Date	User	Type	Result
2011-12-10	Carsten Kossendey	F	Factor: 450972097550486319799
2011-12-10	Carsten Kossendey	NF	no factor from 2^68 to 2^71

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