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1, 3, 5, 15
1, 2, 3, 6, 9, 18
1, 3, 7, 21
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∙ 11y ago
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What are the factors and prime factors of 15 and 21?
The factors of 15 are: 1, 3, 5, and 15.The prime factors of 15 are: 3 and 5.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.
What are the factors and prime factors of 18 and 21?
The factors of 18 are: 1, 2, 3, 6, 9, and 18.The prime factors of 18 are: 2 and 3.The factors of 21 are: 1, 3, 7, and 21.The prime factors of 21 are: 3 and 7.
What are factors of 18 and 21?
Factors or 18: 1, 2, 3, 6, 9, 18 Factors of 21: 1, 3, 7, 21 They both have a factor of 3
Common factors of 18 and 21?
The factors of 21 are 1, 3, 7 and 21. The factors of 18 are 1, 2, 3, 6, 14 and 18. Therefore the common factors are 1 and 3.
What are the factors for 18 and 21?
The factors of 18 are: 1, 2, 3, 6, 9, 18The factors of 21 are: 1, 3, 7, 21
What are the factors of 21 and 63?
The factors of 21 are 1, 3, 7, 21. The factors of 63 are 1, 3, 7, 9, 21, 63
What are the factors of 15 and 18?
The factors of 15 are: 1, 3, 5, 15 The factors of 18 are: 1, 2, 3, 6, 9, 18
What is the Common factor of 18 and 15?
The factors of 15 are 1, 3, 5, and 15. The factors of 18 are 1, 2, 3, 6, 9, and 18. The common factors of 15 and 18 are 1 and 3.
What are the factors of 15 21 and 33?
The factors of 15 are: 1, 3, 5, 15 The factors of 21 are: 1, 3, 7, 21 The factors of 33 are: 1, 3, 11, 33
What are the factors of 18 21 and 27?
The factors of 18 are: 1, 2, 3, 6, 9, 18 The factors of 21 are: 1, 3, 7, 21 The factors of 27 are: 1, 3, 9, 27
What are the prime factors for 18 and 21?
18 has prime factors 3 & 2 whereas 21 has prime factors 3 & 7.
What is the average of 21 18 15?
It is: 21+18+15 = 54 and 54/3 = 18 which is the mean average
