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Does every number that has 4 as a factor also have 2 as a factor?
Yes
What it means for one number to be a factor of another factor?
A factor is a number that can be multiplied with another factor to create a product. 4 x 5 = 20 Four and five are factors of 20. Since 2 x 2 = 4, 2 is a factor of 4 and also a factor of a factor.
Will every number that has 4 as a factor have 2 as a factor?
Yes, because 2 is a factor of 4.
Why is the number 4 a composite number?
because its factors are 1,4 &2 2 A composite umber is a number with more than 1 and itself as a factor thus 4 is a composite number because two is also a factor.
What is the definition of factor in maths terms?
A factor is what the number divides into for example 4 is the factor of 8 and 2 is also the factor of 8 and so on.
What is the HCF of 2 and 4?
The highest common factor of 2 and 4 is 2. The number 2 is a factor of 4.
Why are multiples of 2 and 4 not also a multiple of 8?
Because 2 is a factor of 4. If a number is a multiple of four, when you add that it is a multiple of 2 there is no extra information, no additional factor.
What two digit number is a factor of 30 and a multiple of 4?
There is no such number. If a multiple of 4 is a factor of 30, then 4 must also be a factor of 30, but 4 is not a factor of 30 (the factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30), thus no such number exists.
What is a number that is a factor of 60 and also a factor of 88?
60 and 88 have three common factors: 1, 2, and 4.
Is it possible to find a number that is divisble by 4 but not 2?
No. Any multiple of 4 is automatically also a multiple of 2. This is because 2 is, in turn, a factor of 4.
Which number is a factor of 20 but not a factor of 5?
It is: 4 or 2
What number is a factor of 4?
1, 2 and 4.
