43 is not evenly divisible by any prime lower than itself - so it is prime
43 ÷ 2 = 21 + 1
43 ÷ 3 = 14 + 1
43 ÷ 5 = 8 + 3
43 ÷ 7 = 6 + 1
43 ÷ 11 = 3 + 10
43 ÷ 13 = 3 + 4
43 ÷ 17 = 2 + 9
43 ÷ 19 = 2 + 5
43 ÷ 23 = 1 + 20
43 ÷ 29 = 1 + 14
43 ÷ 31 = 1 + 12
43 ÷ 37 = 1 + 6
43 ÷ 41 = 1 + 2
43 is a Prime number.
It is prime.
Prime Number
43 is prime. 32 is composite.
817 is not a prime, 817=19*43
33 has the factors ,3, & '11' ; it is composite 43 has no factors ; it is a prime number 63 has the factors 3,7,9,21 ; it is composite.
no, we have 7*43=301No. It is composite.
43 is a 2 digit odd number but it is a prime number
43 is prime. 32 is composite.
43 is prime.
43 is prime; 39 is composite.
43 is a prime 33 is composite
43 is prime.
They are all composite numbers except 43 which is a prime number
301 is not prime. 301 = 7 * 43
It is a prime number.
43 is prime. It is only evenly divisible by itself and one.
43 is a prime number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
No,it is a prime number.
42 is composite, 43 is prime.