Q: Is 421,728 a Composite Number?

 A: Yes, 421,728 is a composite number.

Why is 421,728 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 421,728 can be evenly divided by 1 2 3 4 6 8 12 16 23 24 32 46 48 69 92 96 138 184 191 276 368 382 552 573 736 764 1,104 1,146 1,528 2,208 2,292 3,056 4,393 4,584 6,112 8,786 9,168 13,179 17,572 18,336 26,358 35,144 52,716 70,288 105,432 140,576 210,864 and 421,728, with no remainder.

Since 421,728 cannot be divided by just 1 and 421,728, it is a composite number.


More Examples

Number 421,726421,727421,729421,730
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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