Q: Is 21,350 a Prime Number?
A: No, 21,350 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 21350 can be evenly divided by 1 2 5 7 10 14 25 35 50 61 70 122 175 305 350 427 610 854 1,525 2,135 3,050 4,270 10,675 and 21,350, with no remainder.
Since 21,350 cannot be divided by just 1 and 21,350, it is not a prime number.