Q: Is 781,402 a Prime Number?
A: No, 781,402 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 781402 can be evenly divided by 1 2 23 46 16,987 33,974 390,701 and 781,402, with no remainder.
Since 781,402 cannot be divided by just 1 and 781,402, it is not a prime number.