Q: Is 728,739 a Prime Number?
A: No, 728,739 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 728739 can be evenly divided by 1 3 9 11 17 33 51 99 153 187 433 561 1,299 1,683 3,897 4,763 7,361 14,289 22,083 42,867 66,249 80,971 242,913 and 728,739, with no remainder.
Since 728,739 cannot be divided by just 1 and 728,739, it is not a prime number.