Q: Is 315,720 a Prime Number?
A: No, 315,720 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 315720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 877 1,754 2,631 3,508 4,385 5,262 7,016 7,893 8,770 10,524 13,155 15,786 17,540 21,048 26,310 31,572 35,080 39,465 52,620 63,144 78,930 105,240 157,860 and 315,720, with no remainder.
Since 315,720 cannot be divided by just 1 and 315,720, it is not a prime number.