Q: Is 400,708 a Prime Number?
A: No, 400,708 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 400708 can be evenly divided by 1 2 4 7 11 14 22 28 44 77 154 308 1,301 2,602 5,204 9,107 14,311 18,214 28,622 36,428 57,244 100,177 200,354 and 400,708, with no remainder.
Since 400,708 cannot be divided by just 1 and 400,708, it is not a prime number.