Highest Common Factor of 863, 629, 581 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 863, 629, 581 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 863, 629, 581 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 863, 629, 581 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 863, 629, 581 is 1.

HCF(863, 629, 581) = 1

HCF of 863, 629, 581 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 863, 629, 581 is 1.

Highest Common Factor of 863,629,581 using Euclid's algorithm

Highest Common Factor of 863,629,581 is 1

Step 1: Since 863 > 629, we apply the division lemma to 863 and 629, to get

863 = 629 x 1 + 234

Step 2: Since the reminder 629 ≠ 0, we apply division lemma to 234 and 629, to get

629 = 234 x 2 + 161

Step 3: We consider the new divisor 234 and the new remainder 161, and apply the division lemma to get

234 = 161 x 1 + 73

We consider the new divisor 161 and the new remainder 73,and apply the division lemma to get

161 = 73 x 2 + 15

We consider the new divisor 73 and the new remainder 15,and apply the division lemma to get

73 = 15 x 4 + 13

We consider the new divisor 15 and the new remainder 13,and apply the division lemma to get

15 = 13 x 1 + 2

We consider the new divisor 13 and the new remainder 2,and apply the division lemma to get

13 = 2 x 6 + 1

We consider the new divisor 2 and the new remainder 1,and apply the division lemma to get

2 = 1 x 2 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 863 and 629 is 1

Notice that 1 = HCF(2,1) = HCF(13,2) = HCF(15,13) = HCF(73,15) = HCF(161,73) = HCF(234,161) = HCF(629,234) = HCF(863,629) .


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

Step 1: Since 581 > 1, we apply the division lemma to 581 and 1, to get

581 = 1 x 581 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 581 is 1

Notice that 1 = HCF(581,1) .

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Frequently Asked Questions on HCF of 863, 629, 581 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 863, 629, 581?

Answer: HCF of 863, 629, 581 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 863, 629, 581 using Euclid's Algorithm?

Answer: For arbitrary numbers 863, 629, 581 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.