No 9 and 15 is not a number, they are two numbers.
Chat with our AI personalities
9 is the smallest natural number that is odd and composite: 9=3*3. 15 is the smallest natural number that is odd and a product of two numbers different from one and from each other: 15=3*5.
Yes, 15 is an odd number.
15 is an odd number.
9 is odd
9 = 3 x 3 15 = 3 x 5 etc. Any odd number that is composite. But 2 is a prime number which is not an odd number. [Wrong question: that is a counter example to all primes are odd numbers]