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A composite number is a number that has more than two factors. The factors of 21 are 1, 3, 7, and 21. Therefore, 21 is a composite number.
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Related Questions
What is 21-21 plus 21-21 plus 21?
(21-21)+(21-21)+21 = 0+0+21 = 21
What is the LCM of 21 and 21?
The LCM is 21.
What is 21 divided 21 plus 21 minus 21 plus 21 times 21?
21
what is 21*1?
21*1 = 21
What is 21-21?
21-21 = 0
What is 21?
21 = 21
How many square feet in a 21' x 21' room?
21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.21*21 = 441 square feet.
What is 5 over 7 minus 5 over 21?
5/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/21
What 21 plus 21 equal?
21 + 21 = 42.
What is 21 x 21?
21 x 21 = 441
How 21 21 21 21?
How she is tall abt his height?
What is the greatest common factor of 21 and 63?
The greatest common factor of 21 and 63 is 21.Since 21 is a factor of 63, it is automatically the GCF.
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