Q: Is 825,580 a Prime Number?
A: No, 825,580 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 825580 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 5,897 11,794 23,588 29,485 41,279 58,970 82,558 117,940 165,116 206,395 412,790 and 825,580, with no remainder.
Since 825,580 cannot be divided by just 1 and 825,580, it is not a prime number.