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# What are all the coprime numbers from 1-100?

Updated: 12/24/2022 Wiki User

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101 Seamus Friesen

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Q: What are all the coprime numbers from 1-100?
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### Are 6 and 8 coprime numbers?

No. If two numbers are coprime, they must have no common factors.

### Is 5 and 7 coprime?

Coprime numbers are those in which only 1 and that number (say 5) can be divisible by it. Both 5 and 7 would be coprime numbers because they are numbers divisible by only themselves and 1.

No.

### What is a co-prime number?

There is no such thing as a coprime number.Two integers are said to be relatively prime (or coprime) if they have no common positive factor, other than 1. Examples:Any two different prime numbers are coprime.16 and 27 are coprime.14 and 18 are not coprime. They have the common factor 2.

### Are 9 and 10 coprime numbers?

9 (factors 1, 3, and 9) and 10 (factors 1, 2, 5, and 10) are coprime numbers. Numbers are coprime (also called relatively prime) if 1 is their only common factor.

Yes.

### When is the LCM of two numbers equal to the product of the two numbers?

When the two numbers are coprime. Coprime numbers need not be prime numbers - they must not have any factor in common (other than 1). So, for eaxmple, neither 8 nor 9 are prime numbers but they are coprime and so, LCM(8 , 9) = 72

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### Which pair of composite numbers has GCF of 1?

Any two coprime numbers

### What are the two numbers which have 1 as common factor know as?

Any two numbers whose only common factor is 1 are known as coprime. For example, 9 is coprime to 16.

### When is the LCM of two number equal to their product?

When the two numbers are coprime. Coprime numbers need not be prime numbers - they must not have any factor in common (other than 1).So, for eaxmple, neither 8 nor 9 are prime numbers but they are coprime and so,LCM(8 , 9) = 72Read more: When_is_the_LCM_of_two_numbers_equal_to_the_product_of_the_two_numbers

### What number coprime with 18?

coprime numbers with 18 are : 17 and 19.