Q: Is 711,520 a Prime Number?
A: No, 711,520 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 711520 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 4,447 8,894 17,788 22,235 35,576 44,470 71,152 88,940 142,304 177,880 355,760 and 711,520, with no remainder.
Since 711,520 cannot be divided by just 1 and 711,520, it is not a prime number.