53 is the only prime listed.
1,2,4,7,8,14,23,56
1,3,19,57
1,3,17,51
53
51, 52, 53, 54, 55, 56, 57, 58, 59. Of those 53 and 59 are prime numbers.
The Prime numbers between 50 and 60 are 53 and 59.
110
Oh, dude, you just add them up and divide by how many numbers there are. So, like, 51 + 52 + 56 = 159, and since there are three numbers, you divide 159 by 3 and get 53. So, the average is 53.
49, 51, 53, 55.
The two prime numbers that equal 56 are 2 and 53. 2 is the only even prime number, and 53 is a prime number because it is only divisible by 1 and itself. When multiplied together, 2 x 53 equals 106, not 56. Therefore, there are no two prime numbers that equal 56.
51
3 and 53
The average of the numbers 51, 52, and 56 is 53. To get the average you would add all three numbers and then divide by three.
5
2 is one of the prime factors of 56.