8 402 371 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 2⁶⁸

Factored

Factor	Digits	Bits	Date
106357212119	12	36.6	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-23	storm5510	F27C1E9D6E4C9227	1	4742328	5	3
Verified	PRP without proof (not generated)	2020-05-19	Luigi Morelli	F27C1E9D6E4C9227	1	2722516	5	3

History

Date	User	Type	Result
2024-05-12	Stef42	NF-PM1	B1=1025000, B2=2213224650
2020-05-19	Luigi Morelli	C-PRP	M8402371/106357212119 : F27C1E9D6E4C9227
2018-10-23	storm5510	C-PRP	M8402371/106357212119 : F27C1E9D6E4C9227

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