Q: Is 365,366 a Prime Number?
A: No, 365,366 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 365366 can be evenly divided by 1 2 31 62 71 83 142 166 2,201 2,573 4,402 5,146 5,893 11,786 182,683 and 365,366, with no remainder.
Since 365,366 cannot be divided by just 1 and 365,366, it is not a prime number.