Q: Is 401,724 a Prime Number?
A: No, 401,724 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 401724 can be evenly divided by 1 2 3 4 6 9 12 18 36 11,159 22,318 33,477 44,636 66,954 100,431 133,908 200,862 and 401,724, with no remainder.
Since 401,724 cannot be divided by just 1 and 401,724, it is not a prime number.