Q: Is 850,580 a Prime Number?
A: No, 850,580 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 850580 can be evenly divided by 1 2 4 5 10 20 71 142 284 355 599 710 1,198 1,420 2,396 2,995 5,990 11,980 42,529 85,058 170,116 212,645 425,290 and 850,580, with no remainder.
Since 850,580 cannot be divided by just 1 and 850,580, it is not a prime number.