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LCM and HCF Practice Test 4

Question : 9 of 40

Marks: +1, -0

Find the LCM of 837, 7,911 and 9,083.

Solution:

Concept:

The LCM is found by taking the highest power of each prime factor present in the given numbers.

Explanation:

Prime factorize each number:

837 = 3^3 \times 31

7911 = 3^3 \times 293

9083 = 31 \times 293

Now take the highest powers:

3^3

31

, and

293

So, LCM

= 3^3 \times 31 \times 293

= 27 \times 9083

= 245241

Answer:

Option C:

2,45,241

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