47
47 is the greatest prime number under 50.
The greatest common factor of a prime and a composite number is 1 if the composite number is not divisible by the prime number. 37 is a prime number and 50 is a composite number. Also, 50 is not divisible by 37 therefore GCF = 1.
47.
It is: 47
42
The number '1' is neither prime nor composite.
19 January, 12, 2012
19 x 41 = 779
It is 1 because 7 is a prime number and is not a factor of 50
47 + 74 = 121
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.