Q: Is 513,225 a Prime Number?
A: No, 513,225 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 513225 can be evenly divided by 1 3 5 9 15 25 45 75 225 2,281 6,843 11,405 20,529 34,215 57,025 102,645 171,075 and 513,225, with no remainder.
Since 513,225 cannot be divided by just 1 and 513,225, it is not a prime number.