Highest Common Factor of 634, 807, 819 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 634, 807, 819 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 634, 807, 819 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 634, 807, 819 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 634, 807, 819 is 1.

HCF(634, 807, 819) = 1

HCF of 634, 807, 819 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 634, 807, 819 is 1.

Highest Common Factor of 634,807,819 using Euclid's algorithm

Highest Common Factor of 634,807,819 is 1

Step 1: Since 807 > 634, we apply the division lemma to 807 and 634, to get

807 = 634 x 1 + 173

Step 2: Since the reminder 634 ≠ 0, we apply division lemma to 173 and 634, to get

634 = 173 x 3 + 115

Step 3: We consider the new divisor 173 and the new remainder 115, and apply the division lemma to get

173 = 115 x 1 + 58

We consider the new divisor 115 and the new remainder 58,and apply the division lemma to get

115 = 58 x 1 + 57

We consider the new divisor 58 and the new remainder 57,and apply the division lemma to get

58 = 57 x 1 + 1

We consider the new divisor 57 and the new remainder 1,and apply the division lemma to get

57 = 1 x 57 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 634 and 807 is 1

Notice that 1 = HCF(57,1) = HCF(58,57) = HCF(115,58) = HCF(173,115) = HCF(634,173) = HCF(807,634) .

We can take hcf of as 1st numbers and next number as another number to apply in Euclidean lemma

Step 1: Since 819 > 1, we apply the division lemma to 819 and 1, to get

819 = 1 x 819 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 819 is 1

Notice that 1 = HCF(819,1) .

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Frequently Asked Questions on HCF of 634, 807, 819 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 634, 807, 819?

Answer: HCF of 634, 807, 819 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 634, 807, 819 using Euclid's Algorithm?

Answer: For arbitrary numbers 634, 807, 819 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.