Q: Is 138,166 a Prime Number?
A: No, 138,166 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 138166 can be evenly divided by 1 2 7 14 71 139 142 278 497 973 994 1,946 9,869 19,738 69,083 and 138,166, with no remainder.
Since 138,166 cannot be divided by just 1 and 138,166, it is not a prime number.