Q: Is 20,040 a Prime Number?
A: No, 20,040 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 20040 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 167 334 501 668 835 1,002 1,336 1,670 2,004 2,505 3,340 4,008 5,010 6,680 10,020 and 20,040, with no remainder.
Since 20,040 cannot be divided by just 1 and 20,040, it is not a prime number.