Q: Is 2,820 a Prime Number?
A: No, 2,820 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 2820 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 47 60 94 141 188 235 282 470 564 705 940 1,410 and 2,820, with no remainder.
Since 2,820 cannot be divided by just 1 and 2,820, it is not a prime number.