Q: Is 138,456 a Prime Number?
A: No, 138,456 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 138456 can be evenly divided by 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 641 1,282 1,923 2,564 3,846 5,128 5,769 7,692 11,538 15,384 17,307 23,076 34,614 46,152 69,228 and 138,456, with no remainder.
Since 138,456 cannot be divided by just 1 and 138,456, it is not a prime number.