Highest Common Factor of 1544, 2389 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 1544, 2389 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 1544, 2389 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 1544, 2389 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 1544, 2389 is 1.

HCF(1544, 2389) = 1

HCF of 1544, 2389 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 1544, 2389 is 1.

Highest Common Factor of 1544,2389 using Euclid's algorithm

Highest Common Factor of 1544,2389 is 1

Step 1: Since 2389 > 1544, we apply the division lemma to 2389 and 1544, to get

2389 = 1544 x 1 + 845

Step 2: Since the reminder 1544 ≠ 0, we apply division lemma to 845 and 1544, to get

1544 = 845 x 1 + 699

Step 3: We consider the new divisor 845 and the new remainder 699, and apply the division lemma to get

845 = 699 x 1 + 146

We consider the new divisor 699 and the new remainder 146,and apply the division lemma to get

699 = 146 x 4 + 115

We consider the new divisor 146 and the new remainder 115,and apply the division lemma to get

146 = 115 x 1 + 31

We consider the new divisor 115 and the new remainder 31,and apply the division lemma to get

115 = 31 x 3 + 22

We consider the new divisor 31 and the new remainder 22,and apply the division lemma to get

31 = 22 x 1 + 9

We consider the new divisor 22 and the new remainder 9,and apply the division lemma to get

22 = 9 x 2 + 4

We consider the new divisor 9 and the new remainder 4,and apply the division lemma to get

9 = 4 x 2 + 1

We consider the new divisor 4 and the new remainder 1,and apply the division lemma to get

4 = 1 x 4 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1544 and 2389 is 1

Notice that 1 = HCF(4,1) = HCF(9,4) = HCF(22,9) = HCF(31,22) = HCF(115,31) = HCF(146,115) = HCF(699,146) = HCF(845,699) = HCF(1544,845) = HCF(2389,1544) .

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Frequently Asked Questions on HCF of 1544, 2389 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 1544, 2389?

Answer: HCF of 1544, 2389 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 1544, 2389 using Euclid's Algorithm?

Answer: For arbitrary numbers 1544, 2389 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.