None
It is: 53
It is: 101
31
23 and 29
Any number that is grater than 1 and is not prime is a composite number.
Its called composite
53
How about 120 as one example
None of them.
None
Look at the definition of a prime number. A prime number has no factors, other than 1, or itself.Look at the definition of a prime number. A prime number has no factors, other than 1, or itself.Look at the definition of a prime number. A prime number has no factors, other than 1, or itself.Look at the definition of a prime number. A prime number has no factors, other than 1, or itself.
A number is prime when it only has one and itself as factors is prime. Therefore, to tell if a number is prime simply find it's factors. If it has more than two factors than it is not a prime number.