Q: Is 121,560 a Prime Number?
A: No, 121,560 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 121560 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1,013 2,026 3,039 4,052 5,065 6,078 8,104 10,130 12,156 15,195 20,260 24,312 30,390 40,520 60,780 and 121,560, with no remainder.
Since 121,560 cannot be divided by just 1 and 121,560, it is not a prime number.