Q: Is 400,875 a Prime Number?
A: No, 400,875 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 400875 can be evenly divided by 1 3 5 15 25 75 125 375 1,069 3,207 5,345 16,035 26,725 80,175 133,625 and 400,875, with no remainder.
Since 400,875 cannot be divided by just 1 and 400,875, it is not a prime number.