Q: Is 400,059 a Prime Number?
A: No, 400,059 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 400059 can be evenly divided by 1 3 9 11 27 33 81 99 297 449 891 1,347 4,041 4,939 12,123 14,817 36,369 44,451 133,353 and 400,059, with no remainder.
Since 400,059 cannot be divided by just 1 and 400,059, it is not a prime number.