Question

What is co prime number?? Explain with 10 example.

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Answer 1

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Numbers which do not have any common factors except 1 is called co - prime number.

Examples of co - prime are : -

◆ 2 and 3

◆ 5 and 7

◆ 10 and 11

◆ 23 and 24

◆ 15 and 17

◆ 14 and 19

◆ 25 and 27

◆ 65 and 68

◆ 57 and 58

◆ 90 and 91


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Answer 2

Heya.......!!!!


♦♦CO - PRIME number => Co-prime number is a set of numbers or integers which have only 1 as their common factor. That is their highest common factor (HCF) will be 1. 


Examples :

➡21 and 22:

➡ 3 and5

➡10 and , 27

➡ 7 and , 12

➡ 12 and 21 

➡14 and 15 

➡ , 6 and 35 

➡ 2 and 99

➡ 98 and 99

➡ 89 and 91


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