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SSC Exam » SSC Study Materials » Mathematics » Co-Primes
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Co-Primes

The “co-primes” are basically numbers without having any “common factor” other than digit one. In order to form a “co-prime”, there must be two sets of numbers significantly. Number, in this case, has one as the highest “common factor” respectively.

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The numbers that have its common factors as one it’s often denoted as “co-prime” where the highest factor will be one. The “co-prime number” is the only number that is inset and its common factor is only one. The numbers are compiled in two sets such as 5 and 7 which has their “common factor” as one. It has been denoted that the co primes has been initiated by the common factor 1 which is only divisible by one. The co primes can be found by the calculation of the common factor with that of the sets that have been initiated for a minimum of 2 numbers at a time. 

Co-Primes

Moreover, the highest common factor, in this case, is one and the co-prime number is not always the prime numbers significantly.  The pairs such as 4 and 5 are also the set involved in the co-prime section respectively. The common factor of any two sets of numbers, for instance, x and y are 1 then it can be called a co-prime number. Besides, the other name for the co-prime is also the prime mutually. For instance, the following are the co primes numbers: (2, 3), (3,5) and so on whose common factor is 1. There is confusion between the prime numbers and the co-prime numbers in the sense that both are the same but if perceived in reality both are not the same. A “prime number” is a number that does not have a divisible factor “other than one” or is divisible by itself. On the other hand, it can be said that “co-prime” are the two sets of numbers that have their “common factor” as one and not other numbers respectively. It has been stated that the co-prime number has number 1 as the number attached with every number. On the other hand, it has also been stated that the co-prime can be calculated by finding the factor of the common number that is concise of the “co-prime numbers” respectively. There have been various properties of the co-prime that define its meaning towards the calculations. The “co-prime” number has been listed in the number that has been divisible by 1. Moreover, the co-prime number has been the “prime number” that is reciprocated to each other. Furthermore, it has been noticed that the two successive numbers form a “co-prime number” such as 2 and 3, 14 and 15 and so on. The product of the sum of the two co-primes has always any two sets of co-prime respectively. The difference in “prime number” is only that a “prime number” is a single number whose factor in common is 2 whereas the co-prime has been listed as the two initials whose “common factor” is referred to as 1. 

How to find Co-Primes

  • The finding of the co-prime is firstly seeking the number set that needs to be checked for the functioning of a co-prime. Besides, in order to find the co-prime firstly the individual needs to find the “Greatest common factor” of the two sets of numbers. Secondly, if the common factor is 1 it can be understood that the two sets of numbers are cop rime respectively. For instance: Let’s consider the two sets of numbers 5 & 7 respectively. Moreover, the factor of 5 & 7 is 1. Therefore, the GCF of 5 & 7 is 1 where it can be noted that 5 & 7 is “co-prime pair” respectively. Therefore, this indicates that the numbers 5 and 7 are the set of “co-primes” significantly having its “common factor” as 1. The “highest common factor” of the number should be 1 in order to be known as the co-prime numbers significantly. However, there have been many instances by which the clear idea of the relevant co-prime number can be identified by finding its “highest common factor”. Further, the co-prime can be usually checked by the relative number that does consist of the prime number to get identified respectively. 

Conclusion

Hence, it can be concluded that the “co-prime” are numbers that can only be divisible by number one. Moreover, its “common factor” is none but number one. The “co-prime” number is always in pairs rather than one single digit. There have been various techniques to find the “co-primes” which has been easy to find out the number that has its major highest factor of common. However, it has been found that the “co-primes” does not need to be a prime number to be a “co-prime” significantly. Besides, there are only two sets of numbers that can define a “co-prime” respectively. 

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Frequently Asked Questions

Get answers to the most common queries related to the SSC Examination Preparation.

What is co-prime?

Ans : Numbers that usually are in pairs and the highest common factor it one is often denoted as “co-prime”. Co-...Read full

How is co-prime different from prime numbers?

Ans : Co-primes are the numbers that have a common factor and are in pairs whereas a prime number consists of a sing...Read full

How is co-prime found?

Ans : In order to find a co-prime the individual needs to find the factor of the sets then the chosen number needs t...Read full

What are the examples of co-prime numbers?

Ans : The examples of co-primes numbers are two set pairs such as 18 and 35 where the divisible and the HCF found is...Read full

Ans : Numbers that usually are in pairs and the highest common factor it one is often denoted as “co-prime”. Co-prime is basically those two sets of numbers that have been regulated with the common factor one and the measured HCF factor should be one. For instance, the numbers 2 and 3 common factors will be one that is the positive factor consisting of the highest factor one. 

Ans : Co-primes are the numbers that have a common factor and are in pairs whereas a prime number consists of a single number that is only divisible by one or by itself. 

Ans : In order to find a co-prime the individual needs to find the factor of the sets then the chosen number needs to be the factor of the same number. Moreover, if the number does not have the related “common factor” other than one will be called the co-prime. 

Ans : The examples of co-primes numbers are two set pairs such as 18 and 35 where the divisible and the HCF found is a common factor one. Therefore, these two sets are the example of a co-prime number significantly. 

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