Highest Common Factor of 619, 809, 947 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 619, 809, 947 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 619, 809, 947 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 619, 809, 947 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 619, 809, 947 is 1.

HCF(619, 809, 947) = 1

HCF of 619, 809, 947 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 619, 809, 947 is 1.

Highest Common Factor of 619,809,947 using Euclid's algorithm

Highest Common Factor of 619,809,947 is 1

Step 1: Since 809 > 619, we apply the division lemma to 809 and 619, to get

809 = 619 x 1 + 190

Step 2: Since the reminder 619 ≠ 0, we apply division lemma to 190 and 619, to get

619 = 190 x 3 + 49

Step 3: We consider the new divisor 190 and the new remainder 49, and apply the division lemma to get

190 = 49 x 3 + 43

We consider the new divisor 49 and the new remainder 43,and apply the division lemma to get

49 = 43 x 1 + 6

We consider the new divisor 43 and the new remainder 6,and apply the division lemma to get

43 = 6 x 7 + 1

We consider the new divisor 6 and the new remainder 1,and apply the division lemma to get

6 = 1 x 6 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 619 and 809 is 1

Notice that 1 = HCF(6,1) = HCF(43,6) = HCF(49,43) = HCF(190,49) = HCF(619,190) = HCF(809,619) .

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

Step 1: Since 947 > 1, we apply the division lemma to 947 and 1, to get

947 = 1 x 947 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 947 is 1

Notice that 1 = HCF(947,1) .

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Frequently Asked Questions on HCF of 619, 809, 947 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 619, 809, 947?

Answer: HCF of 619, 809, 947 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 619, 809, 947 using Euclid's Algorithm?

Answer: For arbitrary numbers 619, 809, 947 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.