Q: Is 388,089 a Prime Number?
A: No, 388,089 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 388089 can be evenly divided by 1 3 9 13 31 39 93 107 117 279 321 403 963 1,209 1,391 3,317 3,627 4,173 9,951 12,519 29,853 43,121 129,363 and 388,089, with no remainder.
Since 388,089 cannot be divided by just 1 and 388,089, it is not a prime number.