Question

write all the divisors of 19 and decide whether 19 is a prime number or a composite number
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Answer 1

19 is a prime number so that 19 is only one divisior 1

Answer 2

Answer:

Explanation:

19 is a prime number because it has factors as 19 and 1 only.

Prime numbers are the natural numbers greater than 1 which have the number itself and 1 as their factors.

A factor is a whole number that can be divided evenly into another number.

The first few prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23 and 29.

Composite numbers are the whole numbers which are not prime numbers or in other words, they have more than two factors.