Here are some counting numbers that have two different factors:
2 has 1 and 2
3 has 1 and 3
5 has 1 and 5
7 has 1 and 7
11 has 1 and 11
13 has 1 and 13
17 has 1 and 17
19 has 1 and 19
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No, every number has at a minimum two factors, which are itself and 1. If these are the only two factors, then the number is prime. If it has more factors, then the number is composite.
Yes: Multiplying any two counting numbers will produce a counting number.
A number that has only two factors is called a prime. The only factors of a prime are 1 and the number itself.
A prime number is a number with two and only two factors: 1 (also known as unity) and itself. A composite number is a number with more than two factors; in other words, it has at least one factor besides 1 and itself. 59 does not have any factors besides 1 and itself (not more than two factors), so it is a prime number.
a prime number means it has only two factors 1 and itself. a composite number has more than two factors for example 3 is a prime number because its factors are 1 and itself. 4 is a composite number because it has more than two factors 1,4,2 6,9,10,12,4,8,and 20