Q: Is 1,221,320 a Composite Number?

 A: Yes, 1,221,320 is a composite number.

Why is 1,221,320 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 1,221,320 can be evenly divided by 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 1,607 3,214 6,428 8,035 12,856 16,070 30,533 32,140 61,066 64,280 122,132 152,665 244,264 305,330 610,660 and 1,221,320, with no remainder.

Since 1,221,320 cannot be divided by just 1 and 1,221,320, it is a composite number.


More Examples

Number 1,221,3181,221,3191,221,3211,221,322
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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