Q: Is 661,704 a Prime Number?
A: No, 661,704 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 661704 can be evenly divided by 1 2 3 4 6 8 12 24 79 158 237 316 349 474 632 698 948 1,047 1,396 1,896 2,094 2,792 4,188 8,376 27,571 55,142 82,713 110,284 165,426 220,568 330,852 and 661,704, with no remainder.
Since 661,704 cannot be divided by just 1 and 661,704, it is not a prime number.