Q: Is 11,820 a Prime Number?
A: No, 11,820 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 11820 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 197 394 591 788 985 1,182 1,970 2,364 2,955 3,940 5,910 and 11,820, with no remainder.
Since 11,820 cannot be divided by just 1 and 11,820, it is not a prime number.