No, they can be divided.
For example, 3 is a Prime number because its only factors are 1 and 3.
80 is a prime number because it can be divided by 1, 2, 4, 8, 10, etc.
189 can be divided by 1, 3, 63, etc.
The prime numbers (factors) of 189 are: 3 and 7
The prime numbers (factors) of 80 are: 2 and 5
Prime numbers between 71 to 80 = 73 and 79 Therefore there are 2 prime numbers between 71 to 80.
181 + 5 + 3
The numbers 83, 89 and 97 are prime.
Both are not prime numbers, but they are relatively prime.
The prime numbers (factors) of 189 are: 3 and 7
80 and 189 are relatively prime as they have no common factors other than 1.
They are: 3*3*3*7 = 189
The prime numbers (factors) of 80 are: 2 and 5
They are: 3*3*3*7 = 189
Prime numbers between 71 to 80 = 73 and 79 Therefore there are 2 prime numbers between 71 to 80.
prime numbers between 50 and 80 = 53,59,61,67 ,71,73,79
Two of the factors of 80 are prime numbers: 2 and 5.
3 x 3 x 3 x 7 = 189
3 x 3 x 3 x 7 = 189
181 + 5 + 3