2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19
All whole numbers between 1 and 400 (=20 square).
The square numbers between 1 and 20 are 1,4,9 and 16.
That would be 1-19. Nineteen numbers
There are none.
-1
All whole numbers between 1 and 400 (=20 square).
21
Between the numbers 1 and 20 are the numbers 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, and 19.
Between 52 and 73 there are 53, 54, ..., 72 a total of 72 - 53 + 1 = 20 numbers. Including 52 and 73 there are 22 numbers.
These whole numbers can be divided into 20 evenly: 1, 2, 4, 5, 10, 20.
2, 3, 5, 7, 11, 13, 17, and 19Prime 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.
The square numbers between 1 and 20 are 1,4,9 and 16.
There are 900 three-digit whole numbers between 1 and 1000
21, 22, 23, 24, 25, 26, and 27
They are all positive two-digit whole numbers between 15 and 65. As to factors, only 1.
Six numbers. They are 1, 2, 4, 5, 10 and 20.
(10-2)-1 = 7 whole numbers