Q: Is 221,835 a Prime Number?
A: No, 221,835 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 221835 can be evenly divided by 1 3 5 15 23 69 115 345 643 1,929 3,215 9,645 14,789 44,367 73,945 and 221,835, with no remainder.
Since 221,835 cannot be divided by just 1 and 221,835, it is not a prime number.