Zero and one.
prime
Prime
No, neither 12 nor 18 are prime numbers. A prime number is a number greater than 1 that can only be divided by 1 and itself. Both 12 and 18 can be divided by numbers other than 1 and themselves, so they are not prime.
no
Not all composite numbers are even, but all even numbers except 2 are composite.
Rectangular numbers are a subset of composite numbers. The squares of prime numbers will be composite but not rectangular.
composite numbers are those that have more than 2 factors. all even numbers other than 2 are composite numbers and some odd numbers are composite numbers. numbers that are prime are the numbers that are not composite numbers i hope this answers your question :)
Both are composite numbers
30,32,33,34,35,36,38,39,40 are the composite numbers between 30 and 40. Composite numbers are numbers that are not prime numbers.
The number of composite numbers is infinite.
Yes, the numbers from 90 to 96 are composite numbers.
849670 is a composite number. All even numbers over 2 are composite numbers.