Question

Why 7×11×13+13 is a composite number

Answer 1

Answer:

So, we have to prove a given number has more than two factors (have factors other than 1 and the number itself). We can see that given numbers have more than two factors (other than 1 and number itself). So, 7×11×13+13 number is a composite number. ... So, it's proved 7×11×13+13 and 7×6×5×4×3×2×1+5 are composite numbers.

I hope this is helpful for you.

Answer 2

7×11×13+13 is a composite no. beacuse