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# What factors do all the multiples of 15 have in common?

Updated: 12/21/2022

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10y ago

1, 3, 5 and 15

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Q: What factors do all the multiples of 15 have in common?
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### What are all of the common multiples of 15?

The multiples of 15 are 15, 30, 45, 60, 75 and so on. For them to be common, they need to be compared to another set of multiples.

### What are common multiples and least common multiples?

All numbers have multiples. Some numbers have some of the same multiples as other numbers. These are known as common multiples. The smallest of these is known as the least common multiple. Common multiples of 3 and 4 include 12, 24, 36 and so on. The LCM of 3 and 4 is 12.

### What common multiples for 9 15 and 18?

All multiples of 90.

### What is the common multiples of 2 and3 and 15?

30 and all its multiples

### What are the common multiples of 15 and 20?

60 and all its multiples

### What do these numbers have in common 39 63 9 99 15 27 663 - IT can't be that they are all multiples of 3?

They're all factors of 2,297,295

### What is the least common multiples of 15 and 33?

The LCM of 15 and 33 is 165Break them down into prime factors:33 = 3 x 1115 = 3 x 5.Multiply all the factors apart from one instance of any that appear in both 33 and 15:3 x 5 x 11 is the answer

### What is the common multiple of 15 30 and 45?

There are infinite common multiples for a set of numbers. So it is not possible to write down all the common multiples. Some common multiples of 15, 30 and 45 are 90, 180, 270, 360,... There is another way to find common multiples: Write the multiples of LCM(15, 30, 45). Actually the common multiples of a set of numbers are the multiples of their LCM. LCM of 15, 30 and 45 is 90. And the multiples of 90 are 90, 180, 270, 360, 450, 540,... which are the common multiples of 15, 30 and 45.

### What is the common denominator of 8 and 15?

Common denominators of 8 and 15 are 120 and all its multiples.

### What is the common multiples of 15?

Multiples of 15 include 15, 30 and 45. For them to be common, they need to be compared to another set of multiples.

### Are 1 3 5 and 15 a multiples of 15?

No, they are factors of 15. Factors go into numbers, numbers go into multiples.

### What numbers are multiples of 5 and 30?

Do you mean common multiples? If so, then 30, 60, 90 etc. are common multiples of 30 and 5. If you mean multiples of 5 and factors of 30, that's 5, 15 and 30.