Question

find the highest common factor of 123 and 345

Answer 1

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Answer:

GCF = 3


for the values 123, 345

Solution by Factorization:
The factors of 123 are: 1, 3, 41, 123

The factors of 345 are: 1, 3, 5, 15, 23, 69, 115, 345

Then the greatest common factor is 3.

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Answer 2

Prime factorization of 123 = 3 * 41

Prime factorization of 345 = 3 * 5 * 23

HCF(123,345) = 3.

Therefore, the Highest common factor of 123 and 345 = 3.

Hope this helps!