Highest Common Factor of 916, 42503 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 916, 42503 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 916, 42503 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 916, 42503 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 916, 42503 is 1.

HCF(916, 42503) = 1

HCF of 916, 42503 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 916, 42503 is 1.

Highest Common Factor of 916,42503 using Euclid's algorithm

Highest Common Factor of 916,42503 is 1

Step 1: Since 42503 > 916, we apply the division lemma to 42503 and 916, to get

42503 = 916 x 46 + 367

Step 2: Since the reminder 916 ≠ 0, we apply division lemma to 367 and 916, to get

916 = 367 x 2 + 182

Step 3: We consider the new divisor 367 and the new remainder 182, and apply the division lemma to get

367 = 182 x 2 + 3

We consider the new divisor 182 and the new remainder 3,and apply the division lemma to get

182 = 3 x 60 + 2

We consider the new divisor 3 and the new remainder 2,and apply the division lemma to get

3 = 2 x 1 + 1

We consider the new divisor 2 and the new remainder 1,and apply the division lemma to get

2 = 1 x 2 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 916 and 42503 is 1

Notice that 1 = HCF(2,1) = HCF(3,2) = HCF(182,3) = HCF(367,182) = HCF(916,367) = HCF(42503,916) .

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Frequently Asked Questions on HCF of 916, 42503 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 916, 42503?

Answer: HCF of 916, 42503 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 916, 42503 using Euclid's Algorithm?

Answer: For arbitrary numbers 916, 42503 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.