Q: Is 9,720 a Prime Number?
A: No, 9,720 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 9720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 135 162 180 216 243 270 324 360 405 486 540 648 810 972 1,080 1,215 1,620 1,944 2,430 3,240 4,860 and 9,720, with no remainder.
Since 9,720 cannot be divided by just 1 and 9,720, it is not a prime number.