Q: Is 243,700 a Prime Number?
A: No, 243,700 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 243700 can be evenly divided by 1 2 4 5 10 20 25 50 100 2,437 4,874 9,748 12,185 24,370 48,740 60,925 121,850 and 243,700, with no remainder.
Since 243,700 cannot be divided by just 1 and 243,700, it is not a prime number.