Q: Is 826,820 a Prime Number?
A: No, 826,820 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 826820 can be evenly divided by 1 2 4 5 10 20 41,341 82,682 165,364 206,705 413,410 and 826,820, with no remainder.
Since 826,820 cannot be divided by just 1 and 826,820, it is not a prime number.