Tell which number is prime: 15, 23, 45, 51.

Anyone have answers to the full thing

thanks

baddddd

THE ANSWER is 23 for the prime number!!

23

Becouse:

15 = 3 ∙ 5

45 = 3 ∙ 3 ∙ 5

51 = 3 ∙ 17

what is the awnser

dadada