Highest Common Factor of 728, 891, 875 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 728, 891, 875 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 728, 891, 875 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 728, 891, 875 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 728, 891, 875 is 1.

HCF(728, 891, 875) = 1

HCF of 728, 891, 875 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 728, 891, 875 is 1.

Highest Common Factor of 728,891,875 using Euclid's algorithm

Highest Common Factor of 728,891,875 is 1

Step 1: Since 891 > 728, we apply the division lemma to 891 and 728, to get

891 = 728 x 1 + 163

Step 2: Since the reminder 728 ≠ 0, we apply division lemma to 163 and 728, to get

728 = 163 x 4 + 76

Step 3: We consider the new divisor 163 and the new remainder 76, and apply the division lemma to get

163 = 76 x 2 + 11

We consider the new divisor 76 and the new remainder 11,and apply the division lemma to get

76 = 11 x 6 + 10

We consider the new divisor 11 and the new remainder 10,and apply the division lemma to get

11 = 10 x 1 + 1

We consider the new divisor 10 and the new remainder 1,and apply the division lemma to get

10 = 1 x 10 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 728 and 891 is 1

Notice that 1 = HCF(10,1) = HCF(11,10) = HCF(76,11) = HCF(163,76) = HCF(728,163) = HCF(891,728) .


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

Step 1: Since 875 > 1, we apply the division lemma to 875 and 1, to get

875 = 1 x 875 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 875 is 1

Notice that 1 = HCF(875,1) .

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Frequently Asked Questions on HCF of 728, 891, 875 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 728, 891, 875?

Answer: HCF of 728, 891, 875 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 728, 891, 875 using Euclid's Algorithm?

Answer: For arbitrary numbers 728, 891, 875 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.