Question

is 3 x5 x 7 x 11 x13 a composite number ? give reason for your answer​

Answer 1

Yes 3*5*57*11*13 is a composite no. as it has more than 2 factors i.e 5 factors

Answer 2

Answer:

no 150015 is not composite no.

composite number is a positive integer that can be formed by multiplying two smaller positive integers. Equivalently, it is a positive integer that has at least one divisor other than 1 and itself.[1][2] Every positive integer is composite, prime, or the unit 1, so the composite numbers are exactly the numbers that are not prime and not a unit.[3][4]