Q: Is 47,145 a Prime Number?
A: No, 47,145 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 47145 can be evenly divided by 1 3 5 7 15 21 35 105 449 1,347 2,245 3,143 6,735 9,429 15,715 and 47,145, with no remainder.
Since 47,145 cannot be divided by just 1 and 47,145, it is not a prime number.