Q: Is 21,003,000 a Composite Number?

 A: Yes, 21,003,000 is a composite number.

Why is 21,003,000 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 21,003,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 125 150 200 250 300 375 500 600 750 1,000 1,500 3,000 7,001 14,002 21,003 28,004 35,005 42,006 56,008 70,010 84,012 105,015 140,020 168,024 175,025 210,030 280,040 350,050 420,060 525,075 700,100 840,120 875,125 1,050,150 1,400,200 1,750,250 2,100,300 2,625,375 3,500,500 4,200,600 5,250,750 7,001,000 10,501,500 and 21,003,000, with no remainder.

Since 21,003,000 cannot be divided by just 1 and 21,003,000, it is a composite number.


More Examples

Number 21,002,99821,002,99921,003,00121,003,002
Composite? yesyesnoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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