Q: Is 401,820 a Composite Number?

 A: Yes, 401,820 is a composite number.

Why is 401,820 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 401,820 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 37 60 74 111 148 181 185 222 362 370 444 543 555 724 740 905 1,086 1,110 1,810 2,172 2,220 2,715 3,620 5,430 6,697 10,860 13,394 20,091 26,788 33,485 40,182 66,970 80,364 100,455 133,940 200,910 and 401,820, with no remainder.

Since 401,820 cannot be divided by just 1 and 401,820, it is a composite number.


More Examples

Number 401,818401,819401,821401,822
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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