Q: Is 63,661 a Prime Number?
A: No, 63,661 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 63661 can be evenly divided by 1 13 59 83 767 1,079 4,897 and 63,661, with no remainder.
Since 63,661 cannot be divided by just 1 and 63,661, it is not a prime number.