1 and 2 are factors of all even numbers.
All prime numbers have only 2 factors which are themselves and one. Al prime numbers are odd numbers except for 2 which is the only even prime number.
If you multiply 2 prime numbers. the result will never be prime. A prime number is one that has no factors except itself and one. The number specified in the question has as factors the 2 prime numbers cited.
Multiples of 10.
A number will always have 1 and itself as factors. And thus the only numbers with 2 factors will be prime numbers. The only prime numbers below 20 are 2, 3, 5, 7, 11, 13, 17 and 19, and thus these are the only numbers below 20 that have 2 factors.
Numbers that have only 2 factors are prime numbers
Prime numbers have only 2 factors which are themselves and one
Factors don't have numbers. Numbers have factors. Numbers that have the factors 2, 4 and 8 are 8 and all of its multiples.
That is how even numbers are defined!
Yes and integers are whole numbers that can belong to one of the following classes:- Prime numbers which have only 2 factors Composite numbers which have more than 2 factors
Prime numbers have only 2 factors which are themselves and one whereas composite numbers have more than 2 factors