Highest Common Factor of 187, 7789 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 187, 7789 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 187, 7789 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 187, 7789 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 187, 7789 is 1.

HCF(187, 7789) = 1

HCF of 187, 7789 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 187, 7789 is 1.

Highest Common Factor of 187,7789 using Euclid's algorithm

Highest Common Factor of 187,7789 is 1

Step 1: Since 7789 > 187, we apply the division lemma to 7789 and 187, to get

7789 = 187 x 41 + 122

Step 2: Since the reminder 187 ≠ 0, we apply division lemma to 122 and 187, to get

187 = 122 x 1 + 65

Step 3: We consider the new divisor 122 and the new remainder 65, and apply the division lemma to get

122 = 65 x 1 + 57

We consider the new divisor 65 and the new remainder 57,and apply the division lemma to get

65 = 57 x 1 + 8

We consider the new divisor 57 and the new remainder 8,and apply the division lemma to get

57 = 8 x 7 + 1

We consider the new divisor 8 and the new remainder 1,and apply the division lemma to get

8 = 1 x 8 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 187 and 7789 is 1

Notice that 1 = HCF(8,1) = HCF(57,8) = HCF(65,57) = HCF(122,65) = HCF(187,122) = HCF(7789,187) .

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Frequently Asked Questions on HCF of 187, 7789 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 187, 7789?

Answer: HCF of 187, 7789 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 187, 7789 using Euclid's Algorithm?

Answer: For arbitrary numbers 187, 7789 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.