Q: Is 843,800 a Prime Number?
A: No, 843,800 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 843800 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 200 4,219 8,438 16,876 21,095 33,752 42,190 84,380 105,475 168,760 210,950 421,900 and 843,800, with no remainder.
Since 843,800 cannot be divided by just 1 and 843,800, it is not a prime number.