Find the HCF of 168 and 124 by prime factorization method
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Answer:
4
Step-by-step explanation:
Prime factorization of 124.
124= 2×2×31.
Prime factorization of 168.
168= 2×2×2×3×7
Therefore, HCF = 2×2
= 4
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The HCF od 168 and 124 is 4
Explanation:
Given:
Numbers= 168 and 124
To find:
HCF of 168 and 124
HCF of 168 :
==> Find the prime factorization of 168
168 ÷ 2 = 84
84 ÷ 2 = 42
42 ÷ 2 = 21
21 ÷ 3 = 7
7 ÷ 7 = 1
The prime factorization of 168 is 2×2×2×3×7
HCF of 124:
==> Find the prime factorization of 124
124 ÷ 2 = 62
62 ÷ 2 = 31
31 ÷ 31 = 1
The prime factorization of 124 is 2×2×31
HCF OF 168 and 124:
The prime factorization of 168 is 2×2×2×3×7
The prime factorization of 124 is 2×2×31
The HCF of 168 and 124 is 2×2
The HCF of 168 and 124 is 4
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