Q: Is 1,288 a Prime Number?
A: No, 1,288 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 1288 can be evenly divided by 1 2 4 7 8 14 23 28 46 56 92 161 184 322 644 and 1,288, with no remainder.
Since 1,288 cannot be divided by just 1 and 1,288, it is not a prime number.