Q: Is 159,440 a Prime Number?
A: No, 159,440 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 159440 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 1,993 3,986 7,972 9,965 15,944 19,930 31,888 39,860 79,720 and 159,440, with no remainder.
Since 159,440 cannot be divided by just 1 and 159,440, it is not a prime number.