Q: Is 2,745,729 a Prime Number?
A: No, 2,745,729 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 2745729 can be evenly divided by 1 3 7 9 21 41 63 123 287 369 861 1,063 2,583 3,189 7,441 9,567 22,323 43,583 66,969 130,749 305,081 392,247 915,243 and 2,745,729, with no remainder.
Since 2,745,729 cannot be divided by just 1 and 2,745,729, it is not a prime number.