Q: Is 731,140 a Prime Number?
A: No, 731,140 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 731140 can be evenly divided by 1 2 4 5 10 20 139 263 278 526 556 695 1,052 1,315 1,390 2,630 2,780 5,260 36,557 73,114 146,228 182,785 365,570 and 731,140, with no remainder.
Since 731,140 cannot be divided by just 1 and 731,140, it is not a prime number.