Highest Common Factor of 913, 515 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 913, 515 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 913, 515 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 913, 515 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 913, 515 is 1.

HCF(913, 515) = 1

HCF of 913, 515 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 913, 515 is 1.

Highest Common Factor of 913,515 using Euclid's algorithm

Highest Common Factor of 913,515 is 1

Step 1: Since 913 > 515, we apply the division lemma to 913 and 515, to get

913 = 515 x 1 + 398

Step 2: Since the reminder 515 ≠ 0, we apply division lemma to 398 and 515, to get

515 = 398 x 1 + 117

Step 3: We consider the new divisor 398 and the new remainder 117, and apply the division lemma to get

398 = 117 x 3 + 47

We consider the new divisor 117 and the new remainder 47,and apply the division lemma to get

117 = 47 x 2 + 23

We consider the new divisor 47 and the new remainder 23,and apply the division lemma to get

47 = 23 x 2 + 1

We consider the new divisor 23 and the new remainder 1,and apply the division lemma to get

23 = 1 x 23 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 913 and 515 is 1

Notice that 1 = HCF(23,1) = HCF(47,23) = HCF(117,47) = HCF(398,117) = HCF(515,398) = HCF(913,515) .

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Frequently Asked Questions on HCF of 913, 515 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 913, 515?

Answer: HCF of 913, 515 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 913, 515 using Euclid's Algorithm?

Answer: For arbitrary numbers 913, 515 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.