(B) The smallest prime number is $2$.The smallest composite number is $4$.To find the $LCM$ of $2$ and $4$:$2 = 2^1$$4 = 2^2$$LCM(2, 4) = 2^2 = 4$.The

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(B) The smallest prime number is $2$.The smallest composite number is $4$.To find the $LCM$ of $2$ and $4$:$2 = 2^1$$4 = 2^2$$LCM(2, 4) = 2^2 = 4$.Therefore,the $LCM$ of the smallest prime number and the smallest composite number is $4$.

Class 10 Mathematics Real Numbers HCF and LCM by Prime Factorisation

Medium

The Least Common Multiple $(LCM)$ of the smallest prime number and the smallest composite number is . . . . . . .

A
$2$
B
$4$
C
$6$
D
$8$

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Class 10 Questions

Class 10

Mathematics Questions

Chapter

Real Numbers

Subtopic

HCF and LCM by Prime Factorisation

If the $HCF(a, b) = 25$,then which of the following cannot be the $LCM(a, b)$?

Medium

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If $HCF(a, b) = 8$,$LCM(a, b) = 64$ and $a > b$,then $a = ?$ (Options: $8, 16, 32, 64$)

Medium

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Find the $LCM$ and $HCF$ of the following pairs of integers and verify that $LCM \times HCF =$ product of the two numbers $26$ and $91$.

Medium

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If $\text{HCF}(65, 117) = 65m - 117$,then find the value of $m$.

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Find the $HCF$ of $96$ and $404$ by the prime factorization method,and hence find their $LCM$.

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The Least Common Multiple $(LCM)$ of the smallest prime number and the smallest composite number is . . . . . . .

Similar Questions

If the $HCF(a, b) = 25$,then which of the following cannot be the $LCM(a, b)$?

If $HCF(a, b) = 8$,$LCM(a, b) = 64$ and $a > b$,then $a = ?$ (Options: $8, 16, 32, 64$)

Find the $LCM$ and $HCF$ of the following pairs of integers and verify that $LCM \times HCF =$ product of the two numbers $26$ and $91$.

If $\text{HCF}(65, 117) = 65m - 117$,then find the value of $m$.

Find the $HCF$ of $96$ and $404$ by the prime factorization method,and hence find their $LCM$.

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