Q: Is 501,345 a Prime Number?
A: No, 501,345 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 501345 can be evenly divided by 1 3 5 9 13 15 39 45 65 117 195 585 857 2,571 4,285 7,713 11,141 12,855 33,423 38,565 55,705 100,269 167,115 and 501,345, with no remainder.
Since 501,345 cannot be divided by just 1 and 501,345, it is not a prime number.