Q: Is 213,138 a Prime Number?
A: No, 213,138 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 213138 can be evenly divided by 1 2 3 6 9 18 27 54 3,947 7,894 11,841 23,682 35,523 71,046 106,569 and 213,138, with no remainder.
Since 213,138 cannot be divided by just 1 and 213,138, it is not a prime number.