You do! You first list all the factors of a number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
You do! You list the factors to see if it is prime or not. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
You is called a prime number!You is called a prime number!You is called a prime number!You is called a prime number!
No He discovered how to work out the hypotenuse
7 is a prime number!
a prime number.
167 is a prime number.
109 is a prime number.
A prime number times a prime number is a composite number. Since prime numbers, except for 2, are odd numbers, a prime number times a prime number is usually an odd number. It will only be an even number if one of the prime numbers is 2. A prime number times a prime number will be a number with four factors unless both prime numbers are the same, in which case it will be a square number with only three factors.
101 is a prime number. The only factor of 101 is itself and 1.prime
19 is a prime number.19 is a prime number.19 is a prime number.19 is a prime number.
37 is an odd prime number