Highest Common Factor of 658, 2568 using Euclid's algorithm

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


HCF Calculator using the Euclid Division Algorithm helps you to find the Highest common factor (HCF) easily for 658, 2568 i.e. 2 the largest integer that leaves a remainder zero for all numbers.

HCF of 658, 2568 is 2 the largest number which exactly divides all the numbers i.e. where the remainder is zero. Let us get into the working of this example.

Consider we have numbers 658, 2568 and we need to find the HCF of these numbers. To do so, we need to choose the largest integer first and then as per Euclid's Division Lemma a = bq + r where 0 ≤ r ≤ b

Highest common factor (HCF) of 658, 2568 is 2.

HCF(658, 2568) = 2

HCF of 658, 2568 using Euclid's algorithm

Highest common factor or Highest common divisor (hcd) can be calculated by Euclid's algotithm.

HCF of:

Highest common factor (HCF) of 658, 2568 is 2.

Highest Common Factor of 658,2568 using Euclid's algorithm

Highest Common Factor of 658,2568 is 2

Step 1: Since 2568 > 658, we apply the division lemma to 2568 and 658, to get

2568 = 658 x 3 + 594

Step 2: Since the reminder 658 ≠ 0, we apply division lemma to 594 and 658, to get

658 = 594 x 1 + 64

Step 3: We consider the new divisor 594 and the new remainder 64, and apply the division lemma to get

594 = 64 x 9 + 18

We consider the new divisor 64 and the new remainder 18,and apply the division lemma to get

64 = 18 x 3 + 10

We consider the new divisor 18 and the new remainder 10,and apply the division lemma to get

18 = 10 x 1 + 8

We consider the new divisor 10 and the new remainder 8,and apply the division lemma to get

10 = 8 x 1 + 2

We consider the new divisor 8 and the new remainder 2,and apply the division lemma to get

8 = 2 x 4 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 2, the HCF of 658 and 2568 is 2

Notice that 2 = HCF(8,2) = HCF(10,8) = HCF(18,10) = HCF(64,18) = HCF(594,64) = HCF(658,594) = HCF(2568,658) .

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Frequently Asked Questions on HCF of 658, 2568 using Euclid's Algorithm

1. What is the Euclid division algorithm?

Answer: Euclid's Division Algorithm is a technique to compute the Highest Common Factor (HCF) of given positive integers.

2. what is the HCF of 658, 2568?

Answer: HCF of 658, 2568 is 2 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 658, 2568 using Euclid's Algorithm?

Answer: For arbitrary numbers 658, 2568 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.