Q: Is 388,395 a Prime Number?
A: No, 388,395 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 388395 can be evenly divided by 1 3 5 7 9 15 21 27 35 45 63 81 105 135 137 189 315 405 411 567 685 945 959 1,233 2,055 2,835 2,877 3,699 4,795 6,165 8,631 11,097 14,385 18,495 25,893 43,155 55,485 77,679 129,465 and 388,395, with no remainder.
Since 388,395 cannot be divided by just 1 and 388,395, it is not a prime number.