8 330 467 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 2 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
10479727487	11	33.3	old
247464852703	12	37.8	2008-09-08 04:30:32

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-12	trebor	9740D996DDE96BF1	2	5145163	5	3
Verified	PRP without proof (not generated)	2020-04-21	ATH	9740D996DDE96BF1	2	3376074	5	3

History

Date	User	Type	Result
2024-05-10	Stef42	NF-PM1	B1=1025000, B2=1519818300
2020-04-21	ATH	C-PRP	M8330467/10479727487/247464852703 : 9740D996DDE96BF1
2018-10-12	trebor	C-PRP	M8330467/10479727487/247464852703 : 9740D996DDE96BF1
2008-09-08	Will Edgington	F	Factor: 247464852703

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