The largest prime number less than 50 is 47.
2 x 47 = 94
2 x 47 = 94
The next prime number after 50 (which is not prime) is 53.
The first prime number after 50 is 53.
47 is the largest prime number between 20 and 50.
The largest prime number less than 50 is 47.
47
It is: 73
47474747
47
123456789
2 x 47 = 94
2 x 47 = 94
2 x 5 x 5 = 50
The next prime number after 50 (which is not prime) is 53.
An easy way to find a number relatively prime to another number is to find a nearby prime number. For example, 53 is relatively prime with 50. The following pairs are relatively prime. 3, 50 19, 50 37, 50 49, 50 50, 69 50, 201 50, 341 Any number that is not divisible by 2 or 5 will be relatively prime to 50.