Q: Is 850,540 a Prime Number?
A: No, 850,540 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 850540 can be evenly divided by 1 2 4 5 10 20 23 43 46 86 92 115 172 215 230 430 460 860 989 1,849 1,978 3,698 3,956 4,945 7,396 9,245 9,890 18,490 19,780 36,980 42,527 85,054 170,108 212,635 425,270 and 850,540, with no remainder.
Since 850,540 cannot be divided by just 1 and 850,540, it is not a prime number.