Q: Is 240,858 a Prime Number?
A: No, 240,858 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 240858 can be evenly divided by 1 2 3 6 9 18 13,381 26,762 40,143 80,286 120,429 and 240,858, with no remainder.
Since 240,858 cannot be divided by just 1 and 240,858, it is not a prime number.