Q: Is 111,408 a Prime Number?
A: No, 111,408 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 111408 can be evenly divided by 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 132 176 211 264 422 528 633 844 1,266 1,688 2,321 2,532 3,376 4,642 5,064 6,963 9,284 10,128 13,926 18,568 27,852 37,136 55,704 and 111,408, with no remainder.
Since 111,408 cannot be divided by just 1 and 111,408, it is not a prime number.