Highest Common Factor of 943, 609, 615 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 943, 609, 615 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 943, 609, 615 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 943, 609, 615 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 943, 609, 615 is 1.

HCF(943, 609, 615) = 1

HCF of 943, 609, 615 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 943, 609, 615 is 1.

Highest Common Factor of 943,609,615 using Euclid's algorithm

Highest Common Factor of 943,609,615 is 1

Step 1: Since 943 > 609, we apply the division lemma to 943 and 609, to get

943 = 609 x 1 + 334

Step 2: Since the reminder 609 ≠ 0, we apply division lemma to 334 and 609, to get

609 = 334 x 1 + 275

Step 3: We consider the new divisor 334 and the new remainder 275, and apply the division lemma to get

334 = 275 x 1 + 59

We consider the new divisor 275 and the new remainder 59,and apply the division lemma to get

275 = 59 x 4 + 39

We consider the new divisor 59 and the new remainder 39,and apply the division lemma to get

59 = 39 x 1 + 20

We consider the new divisor 39 and the new remainder 20,and apply the division lemma to get

39 = 20 x 1 + 19

We consider the new divisor 20 and the new remainder 19,and apply the division lemma to get

20 = 19 x 1 + 1

We consider the new divisor 19 and the new remainder 1,and apply the division lemma to get

19 = 1 x 19 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 943 and 609 is 1

Notice that 1 = HCF(19,1) = HCF(20,19) = HCF(39,20) = HCF(59,39) = HCF(275,59) = HCF(334,275) = HCF(609,334) = HCF(943,609) .


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

Step 1: Since 615 > 1, we apply the division lemma to 615 and 1, to get

615 = 1 x 615 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 615 is 1

Notice that 1 = HCF(615,1) .

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Frequently Asked Questions on HCF of 943, 609, 615 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 943, 609, 615?

Answer: HCF of 943, 609, 615 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 943, 609, 615 using Euclid's Algorithm?

Answer: For arbitrary numbers 943, 609, 615 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.