Q: Is 800,530 a Prime Number?
A: No, 800,530 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 800530 can be evenly divided by 1 2 5 10 17 34 85 170 277 289 554 578 1,385 1,445 2,770 2,890 4,709 9,418 23,545 47,090 80,053 160,106 400,265 and 800,530, with no remainder.
Since 800,530 cannot be divided by just 1 and 800,530, it is not a prime number.