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Byju's Answer
Standard V
Mathematics
Prime and Composite Numbers
What is the h...
Question
What is the hcf of prime numbers
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Solution
Dear Student
The Highest Common Factor (HCF) of a prime number is always unity as prime numbers do not have any common factor other than 1
HCF (prime number) =1
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Similar questions
Q.
HCF of two co-prime numbers is ___.
Q.
(i) What is the HCF of two co-prime numbers?
(ii) Give an example of a pair of co-prime numbers, in which both numbers are composite.
Q.
HCF of co-prime numbers 4 and 15 was found as follows by fatorisation:
4
=
2
×
2
a
n
d
15
=
3
×
5
since there is no common prime factor, so HCF of 4 and 15 is 0. Is the answer correct? If not, what is the correct HCF?
Q.
The product of any two prime numbers is 437, what will the sum of their LCM and HCF?
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