Q: Is 218,740 a Prime Number?
A: No, 218,740 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 218740 can be evenly divided by 1 2 4 5 10 20 10,937 21,874 43,748 54,685 109,370 and 218,740, with no remainder.
Since 218,740 cannot be divided by just 1 and 218,740, it is not a prime number.