Q: Is 421,340 a Composite Number?
A: Yes, 421,340 is a composite number.
The number 421,340 can be evenly divided by 1 2 4 5 10 20 21,067 42,134 84,268 105,335 210,670 and 421,340, with no remainder.
Since 421,340 cannot be divided by just 1 and 421,340, it is a composite number.