Q: Is 388,820 a Prime Number?
A: No, 388,820 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 388820 can be evenly divided by 1 2 4 5 10 20 19,441 38,882 77,764 97,205 194,410 and 388,820, with no remainder.
Since 388,820 cannot be divided by just 1 and 388,820, it is not a prime number.