2 545 679 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 2⁶³

Factored

Factor	Digits	Bits	Date
811542099769	12	39.6	old
34485638421121793	17	54.9	2014-12-25 12:40:38

ECM

Digits	B1	Curves
25	50000	160 / 280

Estimated T-Level: 22.9 ⓘ

TF below 2^71 is very unlikely to find new factors due to ECM effort.

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-10-14	Oliver Kruse	DEC1AAB87FCEC923	2	138514	5	3
Verified	PRP without proof (not generated)	2017-12-01	storm5510	DEC1AAB87FCEC923	2	1718100	5	3

History

Date	User	Type	Result
2022-08-25	USAFSS	NF-PM1	B1=300000, B2=259451010
2017-12-01	storm5510	C-PRP	M2545679/811542099769/34485638421121793 : DEC1AAB87FCEC923
2017-10-14	Oliver Kruse	C-PRP	M2545679/811542099769/34485638421121793 : DEC1AAB87FCEC923
2014-12-25	TJAOI	F	Factor: 34485638421121793

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