Q: Is 23,440 a Prime Number?
A: No, 23,440 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 23440 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 293 586 1,172 1,465 2,344 2,930 4,688 5,860 11,720 and 23,440, with no remainder.
Since 23,440 cannot be divided by just 1 and 23,440, it is not a prime number.