Q: Is 509,045 a Prime Number?
A: No, 509,045 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 509045 can be evenly divided by 1 5 61 305 1,669 8,345 101,809 and 509,045, with no remainder.
Since 509,045 cannot be divided by just 1 and 509,045, it is not a prime number.