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What is the HCF (highest common factor) of 57 and 513?

  1. A
    10
  2. B
    57
  3. C
    3
  4. D
    27

Solution & Step-by-step Explanation

To find the Highest Common Factor (HCF) of 57 and 513, we can perform prime factorization or use the division method.
Let's check if 513 is completely divisible by 57:

57
513
​
=9
Since 57×9=513, 57 is a factor of 513.
Therefore, the highest common factor of 57 and 513 is 57.

Practice this question

Try it yourself before checking the explanation above.

What is the HCF (highest common factor) of 57 and 513?
A
10
B
57
C
3
D
27

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