Q: Is 400,365 a Composite Number?

 A: Yes, 400,365 is a composite number.

Why is 400,365 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 400,365 can be evenly divided by 1 3 5 7 9 15 21 31 35 41 45 63 93 105 123 155 205 217 279 287 315 369 465 615 651 861 1,085 1,271 1,395 1,435 1,845 1,953 2,583 3,255 3,813 4,305 6,355 8,897 9,765 11,439 12,915 19,065 26,691 44,485 57,195 80,073 133,455 and 400,365, with no remainder.

Since 400,365 cannot be divided by just 1 and 400,365, it is a composite number.


More Examples

Number 400,363400,364400,366400,367
Composite? yesyesyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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