Q: Is 399,940 a Composite Number?
A: Yes, 399,940 is a composite number.
The number 399,940 can be evenly divided by 1 2 4 5 10 20 19,997 39,994 79,988 99,985 199,970 and 399,940, with no remainder.
Since 399,940 cannot be divided by just 1 and 399,940, it is a composite number.