Q: Is 321,120 a Composite Number?

 A: Yes, 321,120 is a composite number.

Why is 321,120 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 321,120 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 144 160 180 223 240 288 360 446 480 669 720 892 1,115 1,338 1,440 1,784 2,007 2,230 2,676 3,345 3,568 4,014 4,460 5,352 6,690 7,136 8,028 8,920 10,035 10,704 13,380 16,056 17,840 20,070 21,408 26,760 32,112 35,680 40,140 53,520 64,224 80,280 107,040 160,560 and 321,120, with no remainder.

Since 321,120 cannot be divided by just 1 and 321,120, it is a composite number.


More Examples

Number 321,118321,119321,121321,122
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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