Q: Is 1,330,263 a Prime Number?
A: No, 1,330,263 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 1330263 can be evenly divided by 1 3 9 11 27 33 81 99 297 891 1,493 4,479 13,437 16,423 40,311 49,269 120,933 147,807 443,421 and 1,330,263, with no remainder.
Since 1,330,263 cannot be divided by just 1 and 1,330,263, it is not a prime number.