29 510 869 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
686536293664051737553	21	69.2	2012-03-18 10:40:58

Status	Date	User	Residue	Shift
Verified (Factored)	2005-10-04	Stephan Grupp	F22596F8CC2CD25A	15874425

History

Date	User	Type	Result
2022-07-19	masser	F	Factor: 686536293664051737553 / TF: 69-71
2012-03-18	bcp19	F	Factor: 686536293664051737553
2012-01-29	ktony	NF	no factor from 2^68 to 2^69

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