Highest Common Factor of 6453, 2780 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 6453, 2780 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 6453, 2780 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 6453, 2780 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 6453, 2780 is 1.

HCF(6453, 2780) = 1

HCF of 6453, 2780 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 6453, 2780 is 1.

Highest Common Factor of 6453,2780 using Euclid's algorithm

Highest Common Factor of 6453,2780 is 1

Step 1: Since 6453 > 2780, we apply the division lemma to 6453 and 2780, to get

6453 = 2780 x 2 + 893

Step 2: Since the reminder 2780 ≠ 0, we apply division lemma to 893 and 2780, to get

2780 = 893 x 3 + 101

Step 3: We consider the new divisor 893 and the new remainder 101, and apply the division lemma to get

893 = 101 x 8 + 85

We consider the new divisor 101 and the new remainder 85,and apply the division lemma to get

101 = 85 x 1 + 16

We consider the new divisor 85 and the new remainder 16,and apply the division lemma to get

85 = 16 x 5 + 5

We consider the new divisor 16 and the new remainder 5,and apply the division lemma to get

16 = 5 x 3 + 1

We consider the new divisor 5 and the new remainder 1,and apply the division lemma to get

5 = 1 x 5 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 6453 and 2780 is 1

Notice that 1 = HCF(5,1) = HCF(16,5) = HCF(85,16) = HCF(101,85) = HCF(893,101) = HCF(2780,893) = HCF(6453,2780) .

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Frequently Asked Questions on HCF of 6453, 2780 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 6453, 2780?

Answer: HCF of 6453, 2780 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 6453, 2780 using Euclid's Algorithm?

Answer: For arbitrary numbers 6453, 2780 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.