Q: Is 213,540 a Prime Number?
A: No, 213,540 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 213540 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 3,559 7,118 10,677 14,236 17,795 21,354 35,590 42,708 53,385 71,180 106,770 and 213,540, with no remainder.
Since 213,540 cannot be divided by just 1 and 213,540, it is not a prime number.