From the list below, select all numbers that are prime: 29, 51, 57, 61.
Note
29 and 61 have no divisors other than 1 and themselves, so they are prime; 51 and 57 are divisible by 3 and thus composite.
From the list below, select all numbers that are prime: 29, 51, 57, 61.
29 and 61 have no divisors other than 1 and themselves, so they are prime; 51 and 57 are divisible by 3 and thus composite.