Question

Explain why 13233343563715 is a composite number?

Answer 1

See for any number to be composite it has to have more than 2 factors and factors of

1323343563715=1,1323343563715,5,

so it's a composite number

Answer 2

$\huge\mathfrak{Solution}$

• Because the end digit of its is 15 and 15 is not prime number and it has more than two factors that's why it is composite number.

• 15 = 3 * 5