Q: Is 3,820 a Prime Number?
A: No, 3,820 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 3820 can be evenly divided by 1 2 4 5 10 20 191 382 764 955 1,910 and 3,820, with no remainder.
Since 3,820 cannot be divided by just 1 and 3,820, it is not a prime number.