Q: Is 5,138,748 a Prime Number?
A: No, 5,138,748 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 5138748 can be evenly divided by 1 2 3 4 6 9 12 18 27 36 54 108 47,581 95,162 142,743 190,324 285,486 428,229 570,972 856,458 1,284,687 1,712,916 2,569,374 and 5,138,748, with no remainder.
Since 5,138,748 cannot be divided by just 1 and 5,138,748, it is not a prime number.