Q: Is 5,408,478 a Prime Number?
A: No, 5,408,478 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 5408478 can be evenly divided by 1 2 3 6 9 18 27 47 54 94 141 282 423 846 1,269 2,131 2,538 4,262 6,393 12,786 19,179 38,358 57,537 100,157 115,074 200,314 300,471 600,942 901,413 1,802,826 2,704,239 and 5,408,478, with no remainder.
Since 5,408,478 cannot be divided by just 1 and 5,408,478, it is not a prime number.