7 815 091 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 1 known prime factor. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶⁷

Factored

Factor	Digits	Bits	Date
15960182032567	14	43.9	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-05-15	storm5510	C209A6320ED258A0	1	5746030	5	3
Verified	PRP without proof (not generated)	2019-10-13	marssystems	C209A6320ED258A0	1	1016727	5	3

History

Date	User	Type	Result
2024-02-04	Stef42	NF-PM1	B1=843000, B2=1382772300
2019-10-13	marssystems	C-PRP	M7815091/15960182032567 : C209A6320ED258A0
2018-05-15	storm5510	C-PRP	M7815091/15960182032567 : C209A6320ED258A0

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