Q: Is 4,201,263 a Prime Number?
A: No, 4,201,263 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 4201263 can be evenly divided by 1 3 9 11 33 99 42,437 127,311 381,933 466,807 1,400,421 and 4,201,263, with no remainder.
Since 4,201,263 cannot be divided by just 1 and 4,201,263, it is not a prime number.