Q: Is 400,040 a Composite Number?
A: Yes, 400,040 is a composite number.
The number 400,040 can be evenly divided by 1 2 4 5 8 10 20 40 73 137 146 274 292 365 548 584 685 730 1,096 1,370 1,460 2,740 2,920 5,480 10,001 20,002 40,004 50,005 80,008 100,010 200,020 and 400,040, with no remainder.
Since 400,040 cannot be divided by just 1 and 400,040, it is a composite number.