Q: Is 804,128 a Prime Number?
A: No, 804,128 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 804128 can be evenly divided by 1 2 4 8 13 16 26 32 52 104 208 416 1,933 3,866 7,732 15,464 25,129 30,928 50,258 61,856 100,516 201,032 402,064 and 804,128, with no remainder.
Since 804,128 cannot be divided by just 1 and 804,128, it is not a prime number.