Q: Is 1,438,144 a Prime Number?
A: No, 1,438,144 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 1438144 can be evenly divided by 1 2 4 8 16 23 32 46 64 92 184 368 736 977 1,472 1,954 3,908 7,816 15,632 22,471 31,264 44,942 62,528 89,884 179,768 359,536 719,072 and 1,438,144, with no remainder.
Since 1,438,144 cannot be divided by just 1 and 1,438,144, it is not a prime number.