Find the HCF and LCM of 26, 65 and 117, using prime factorisation.... | SA 3m | Maths | SuperPadhai

Real Numbers > Question

SA3 marksYear: 2023EasyCBSE Class 10

real-numbersHCFLCMprime-factorization

Question

Find the HCF and LCM of

26

,

65

and

117

, using prime factorisation.

Solution

1

26 = 13 \times 2

,

65 = 13 \times 5

,

117 = 13 \times 3 \times 3

.

+1 mark

2

HCF

= 13

.

+1 mark

3

LCM

= 13 \times 2 \times 3 \times 5 \times 3 = 1170

.

+1 mark

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