Q: Is 138,168 a Prime Number?
A: No, 138,168 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 138168 can be evenly divided by 1 2 3 4 6 8 9 12 18 19 24 36 38 57 72 76 101 114 152 171 202 228 303 342 404 456 606 684 808 909 1,212 1,368 1,818 1,919 2,424 3,636 3,838 5,757 7,272 7,676 11,514 15,352 17,271 23,028 34,542 46,056 69,084 and 138,168, with no remainder.
Since 138,168 cannot be divided by just 1 and 138,168, it is not a prime number.