Q: Is 265,820 a Prime Number?
A: No, 265,820 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 265820 can be evenly divided by 1 2 4 5 10 20 13,291 26,582 53,164 66,455 132,910 and 265,820, with no remainder.
Since 265,820 cannot be divided by just 1 and 265,820, it is not a prime number.