Q: Is 400,008 a Composite Number?
A: Yes, 400,008 is a composite number.
The number 400,008 can be evenly divided by 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 2,381 4,762 7,143 9,524 14,286 16,667 19,048 28,572 33,334 50,001 57,144 66,668 100,002 133,336 200,004 and 400,008, with no remainder.
Since 400,008 cannot be divided by just 1 and 400,008, it is a composite number.