5,7,11,13,17,19,23,29,31,37,41 and 43
prime numbers between 4 and 10: 5 & 7
There are 4 prime numbers between 10 and 20. They are 11, 13, 17, and 19.
45 = 3*3*5. So there are only three primes required (or possible). 1 is NOT a prime.
The numbers 5, 7, 11 and 13 are prime.
There are 4 prime numbers between 32 and 48: 37 41 43 47.
There are 4 prime numbers between 190 and 200: 191 193 197 199.
2 3 5 are prime numbers.
5
The prime numbers with square roots between 4 and 5 are 5 and 7.
There are 4 prime numbers between 36 and 49. 37, 41, 43, and 47.
There are 4 prime numbers, 2, 3, 5 and 7.
Numbers are either prime or they aren't. In this case, 45 is divisible by 3 and 15; sixty-four goes into 2, 4, 8 and 32. The term "relatively prime" compares two numbers and their common factors. If the GCF of the two numbers is 1, then they are "relatively prime."