Highest Common Factor of 687, 926 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 687, 926 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 687, 926 is 1 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 687, 926 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 687, 926 is 1.

HCF(687, 926) = 1

HCF of 687, 926 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 687, 926 is 1.

Highest Common Factor of 687,926 using Euclid's algorithm

Highest Common Factor of 687,926 is 1

Step 1: Since 926 > 687, we apply the division lemma to 926 and 687, to get

926 = 687 x 1 + 239

Step 2: Since the reminder 687 ≠ 0, we apply division lemma to 239 and 687, to get

687 = 239 x 2 + 209

Step 3: We consider the new divisor 239 and the new remainder 209, and apply the division lemma to get

239 = 209 x 1 + 30

We consider the new divisor 209 and the new remainder 30,and apply the division lemma to get

209 = 30 x 6 + 29

We consider the new divisor 30 and the new remainder 29,and apply the division lemma to get

30 = 29 x 1 + 1

We consider the new divisor 29 and the new remainder 1,and apply the division lemma to get

29 = 1 x 29 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 687 and 926 is 1

Notice that 1 = HCF(29,1) = HCF(30,29) = HCF(209,30) = HCF(239,209) = HCF(687,239) = HCF(926,687) .

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Frequently Asked Questions on HCF of 687, 926 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 687, 926?

Answer: HCF of 687, 926 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 687, 926 using Euclid's Algorithm?

Answer: For arbitrary numbers 687, 926 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.