Q: Is 660,402 a Prime Number?
A: No, 660,402 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 660402 can be evenly divided by 1 2 3 6 9 18 19 38 57 114 171 342 1,931 3,862 5,793 11,586 17,379 34,758 36,689 73,378 110,067 220,134 330,201 and 660,402, with no remainder.
Since 660,402 cannot be divided by just 1 and 660,402, it is not a prime number.