2 602 177 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
15613063	8	23.9	old
80183482079	11	36.2	2008-07-14 20:25:18

ECM

Digits	B1	Curves
25	50000	214 / 280

Estimated T-Level: 23.8 ⓘ

TF below 2^74 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)	2017-10-15	Oliver Kruse	5360AEEB0CFC4805	2	2580004	5	3
Verified	PRP without proof (not generated)	2017-12-02	storm5510	5360AEEB0CFC4805	2	2295334	5	3

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-12-02	storm5510	C-PRP	M2602177/15613063/80183482079 : 5360AEEB0CFC4805
2017-10-15	Oliver Kruse	C-PRP	M2602177/15613063/80183482079 : 5360AEEB0CFC4805
2008-07-14	George Woltman	F-ECM	Factor: 80183482079

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