2, 3, 5, 7, 11, 13, 17, and 19
Prime numbers are whole numbers greater than 1 whose only whole divisors are themselves and 1.
The prime numbers from 1 to 20 are 2, 3, 5, 7, 11, 13, 17 and 19.
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There are 8 prime numbers between 1 and 20. The numbers are 2, 3, 5, 7, 11, 13, 17, and 19.
The prime numbers between 1 and 20 are 2, 3, 5, 7, 11, 13, 17, and 19.
These are the prime numbers 1-20 2,3,5,7,11,13,17,19
The prime numbers between 1 and 25 are: 2, 3, 5, 7, 11, 13, 17, 19, 23!!
The prime numbers between 1 and 20 are: 2, 3, 5, 7, 11, 13, 17 and 19. Note that a prime number has only two factors, 1 and itself and one. Number 1 is not considered to be a prime number because it has only one factor.