Q: Is 723,740 a Prime Number?
A: No, 723,740 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 723740 can be evenly divided by 1 2 4 5 10 20 36,187 72,374 144,748 180,935 361,870 and 723,740, with no remainder.
Since 723,740 cannot be divided by just 1 and 723,740, it is not a prime number.