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Q: Does 18 have more than 2 factors?
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Why is 18 a composite number?

A number which has more than two factors is called composite number. Factors of 18 are 1, 2, 3, 6, 9 and 18. As it can be seen 18 has more than two factors so, 18 is composite.


Why does thirty have more factors than eighteen?

factorise it and get your answer- 30=2*3*5 18=2*3*3 same number of factors


Why is 18 not a prime number?

2 x 9 = 18, so 18 has more factors than 1 and itself. It cannot be prime because a prime number has two factors: 1 and itself.


Are 12 and 18 composite?

Any number with more than 2 factors is composite.12 has six factors, so it's composite.18 also has six factors, so it's composite too.(Only 4 of the factors of 8 are the same as 4 of the factors of 12)


What are the composite factors of 18?

18 = 2*3*3 So composite factors of 18 are: 2*3 = 6 3*3 = 9 and 2*3*3 = 18 These are all the factors of 18 other than 1 and its prime factors (2 and 3)


What number is 91 has more than 2 factors?

91 has more than 2 factors. It is composite.


How to multiply with more than 2 factors?

ways to multiply 90 more than 2 factors


Do prime numbers have more than 2 factors?

No a prime number has only 2 factors which are itself and one but a composite number has more than 2 factors


What are the factors of 2 and 18?

Factors of 2 : 1, 2 Factors of 18 : 1, 2, 3, 6, 9, 18


Is the number 18 abundant?

An Abundant Number is one that the factors (other than itself) add up to more than the number. 18 factors into [2 3 3] so the factor list is {1 2 3 6 9 18} and the sum of the rest is 21. Since 21 is greater than 18, it is an abundant number.Yes 18 is an abundant number because if you add all of it's factors (1,2,3,6,9,) together the sum is 21.Definition of Abundant- a number that is less the sum of it's factors or integers


What is a number with more than 2 factors called?

A whole number with more than 2 factors is a composite number.


What number is less than 20 and has 6 factors?

12 (factors: 1, 2, 3, 4, 6, 12) and 18 (factors: 1, 2, 3, 6, 9, 18)