Q: Is 5,438,103 a Prime Number?
A: No, 5,438,103 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 5438103 can be evenly divided by 1 3 11 33 71 121 211 213 363 633 781 2,321 2,343 6,963 8,591 14,981 25,531 25,773 44,943 76,593 164,791 494,373 1,812,701 and 5,438,103, with no remainder.
Since 5,438,103 cannot be divided by just 1 and 5,438,103, it is not a prime number.