Q: Is 208,720 a Prime Number?
A: No, 208,720 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 208720 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 2,609 5,218 10,436 13,045 20,872 26,090 41,744 52,180 104,360 and 208,720, with no remainder.
Since 208,720 cannot be divided by just 1 and 208,720, it is not a prime number.