Q: Is 263,820 a Prime Number?
A: No, 263,820 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 263820 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 4,397 8,794 13,191 17,588 21,985 26,382 43,970 52,764 65,955 87,940 131,910 and 263,820, with no remainder.
Since 263,820 cannot be divided by just 1 and 263,820, it is not a prime number.