Q: Is 501,606 a Prime Number?
A: No, 501,606 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 501606 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 1,327 2,654 3,981 7,962 9,289 11,943 18,578 23,886 27,867 35,829 55,734 71,658 83,601 167,202 250,803 and 501,606, with no remainder.
Since 501,606 cannot be divided by just 1 and 501,606, it is not a prime number.