Q: Is 1,438,136 a Prime Number?
A: No, 1,438,136 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 1438136 can be evenly divided by 1 2 4 7 8 14 28 56 61 122 244 421 427 488 842 854 1,684 1,708 2,947 3,368 3,416 5,894 11,788 23,576 25,681 51,362 102,724 179,767 205,448 359,534 719,068 and 1,438,136, with no remainder.
Since 1,438,136 cannot be divided by just 1 and 1,438,136, it is not a prime number.