What are the first 3 odd composite numbers?

All the odd numbers which are not prime are odd composite numbers. For example, 9, 15, 21, 25, 27 are odd composite numbers. Consider the numbers 1, 2, 3, 4, 9, 10, 11, 12 and 15. Here 9 and 15 are the odd composites because these two numbers have odd divisors and they fulfill the condition of composite numbers.

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Is composite even or odd?

All even number except 2 are composite numbers. Moreover, what is an example of a composite number?

Moreover, how do you prove a number is composite?

The best way to figure out if it's a composite number is to perform the divisibility test. To do this, you should check to see if the number can be divided by these common factors: 2, 3, 5, 7, 11, and 13. If the number is even, then start with the number 2. If the number ends with a 0 or 5, try dividing by 5. Is 34 composite or prime? Yes, since 34 has more than two factors i.e. 1, 2, 17, 34. In other words, 34 is a composite number because 34 has more than 2 factors.

Is 67 prime or composite?

Yes, 67 is a prime number. The number 67 is divisible only by 1 and the number itself. For a number to be classified as a prime number, it should have exactly two factors. Since 67 has exactly two factors, i.e. 1 and 67, it is a prime number. Moreover, is 56 prime or composite? Yes, since 56 has more than two factors i.e. 1, 2, 4, 7, 8, 14, 28, 56. In other words, 56 is a composite number because 56 has more than 2 factors.