State whether 7×11×13+7 is a composite number or a prime no.
Answers
Answered by
8
7×11×13 + 7 = 7(11×13 +1)
So, this no. has at least two factors. So it is a composite no.
So, this no. has at least two factors. So it is a composite no.
Answered by
0
Answer:
7×11×13+7
= 7(1×11×13)+1
=7(143+1)
=7×144
The number is composite number because the number has more than two factors and the number is product of two numbers
Similar questions