Q:
# Is "111" a Prime Number?

**The number 111 is not a prime number.** For a number to be considered a prime number, it cannot be divided by more than just itself and the number one. The number 111 is divisible by three and 37.

An example of a prime number would be the number 53. The number 53 is a prime number because it is only divisible by itself and the number one. One way to check if a number is prime is to see if it is divisible by three. To check if a number is divisible by three, simply find the sum of the digits of the number in question. The number 234 is not a prime number, because 2+3+4 = 9, which is divisible by 3.

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Q:
## Is 87 a Prime Number?

A: The number 87 is not a prime number. The factors of 87 are 1, 3 and 29. A prime number must have only two factors, the numbers one and the number itself. Full Answer >Filed Under: -
Q:
## Is 49 a Prime Number?

A: The number 49 is divisible by seven, so it is not a prime number. A prime number is a number that is only divisible by the number 1 and itself. Full Answer >Filed Under: -
Q:
## Is 7 a Prime Number?

A: Seven is a prime number. A prime number is a positive number that only has two possible divisible numbers. A prime number can only be divided by one and it... Full Answer >Filed Under: -
Q:
## Is Two a Prime Number?

A: Two is a prime number. Two is the smallest prime number and the only even prime number, since all other even numbers divide by two. Full Answer >Filed Under: