Q: Is 10,820 a Prime Number?
A: No, 10,820 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 10820 can be evenly divided by 1 2 4 5 10 20 541 1,082 2,164 2,705 5,410 and 10,820, with no remainder.
Since 10,820 cannot be divided by just 1 and 10,820, it is not a prime number.