Q: Is 208,408 a Prime Number?
A: No, 208,408 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 208408 can be evenly divided by 1 2 4 8 109 218 239 436 478 872 956 1,912 26,051 52,102 104,204 and 208,408, with no remainder.
Since 208,408 cannot be divided by just 1 and 208,408, it is not a prime number.