3, 31, 53, and 71 are primes; 35 is composite, having the factors 1, 5, 7, and 35.
24 is composite.
If you mean: 53 81 41 47 and 31 then 81 is a composite number while all the rest are prime numbers
Yes, those are prime numbers.
53 is a prime number because it has exactly two factors, 1 and the number itself. 35, 27, and 49 are composite numbers because they have more than two factors.
No, 53 and 19 are both prime numbers.
Just 53
93 = 3 x 31
53 and 61 are prime numbers.
46 is divisible by 2, so it has factors other than 1 and itself, and thus is a composite number.The numbers 53, 73, and 89 are prime numbers.
6 2-digit numbers (13/15/35/53/51/31)
The composite numbers are:2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89 and 97.
-48 -50 -52