Q: Is 123,816 a Prime Number?
A: No, 123,816 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 123816 can be evenly divided by 1 2 3 4 6 7 8 11 12 14 21 22 24 28 33 42 44 56 66 67 77 84 88 132 134 154 168 201 231 264 268 308 402 462 469 536 616 737 804 924 938 1,407 1,474 1,608 1,848 1,876 2,211 2,814 2,948 3,752 4,422 5,159 5,628 5,896 8,844 10,318 11,256 15,477 17,688 20,636 30,954 41,272 61,908 and 123,816, with no remainder.
Since 123,816 cannot be divided by just 1 and 123,816, it is not a prime number.