Q: Is 18,500 a Prime Number?
A: No, 18,500 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 18500 can be evenly divided by 1 2 4 5 10 20 25 37 50 74 100 125 148 185 250 370 500 740 925 1,850 3,700 4,625 9,250 and 18,500, with no remainder.
Since 18,500 cannot be divided by just 1 and 18,500, it is not a prime number.