Question

Co prime numbers between 1 and 50

Answer 1

CO-PRIME NUMBERS

Q. What is a co-prime number?

Ans. Two numbers are classified as co-primes, if the only common factor of them is 1.

Eg.:- 8 and 15

Factors of 8 :- 1,2,4,8

Factors of 15 :- 1,3,5,15

⇒ Here, the only common factor 8 and 15 have is 1, so they are co-primes.

Co-prime numbers between 1 and 50 :-

(1,2),(1,3),(1,4),..........,(1,50)

(2,3),(2,5),(2,7),.........,(2,49)

(3,4),(3,5),(3,7),.............,(3,50)

(4,5),(4,7),(4,9),.............,(4,49)

.

.

.

(47,49)

⇒ There are infinite co-prime numbers between 1 and 50.

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