No; since the last digit is 5, it is divisible by 5.
105 is not a prime number. If you say that 105 is a number written in base 6, it is the same as 41 in base 10, which is a prime number.
105 is not prime. 105 = 3 * 5 * 7
105 is a composite number
The smallest prime factor of 105 is 3.
105 cannot be the prime factorisation of anything since 105 is not prime.
105 is not a prime number among them. It is because it is divisible by 5.
105 is a composite number because it has more than 2 factors
19 is the prime number.
19
Assuming you meant 101, 103, 105 & 107... The number 105 is not prime - as it will divide by 5 or 3.
105 is not a prime number, as it's factors are: 1, 3, 5, 7, 15, 21, 35, 105.
9 is the prime number.