Q: Is 7,980 a Prime Number?
A: No, 7,980 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 7980 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 19 20 21 28 30 35 38 42 57 60 70 76 84 95 105 114 133 140 190 210 228 266 285 380 399 420 532 570 665 798 1,140 1,330 1,596 1,995 2,660 3,990 and 7,980, with no remainder.
Since 7,980 cannot be divided by just 1 and 7,980, it is not a prime number.