Q: Is 105,408 a Prime Number?
A: No, 105,408 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 105408 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 96 108 122 144 183 192 216 244 288 366 432 488 549 576 732 864 976 1,098 1,464 1,647 1,728 1,952 2,196 2,928 3,294 3,904 4,392 5,856 6,588 8,784 11,712 13,176 17,568 26,352 35,136 52,704 and 105,408, with no remainder.
Since 105,408 cannot be divided by just 1 and 105,408, it is not a prime number.