Highest Common Factor of 363, 663 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 363, 663 i.e. 3 the largest integer that leaves a remainder zero for all numbers.

HCF of 363, 663 is 3 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 363, 663 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 363, 663 is 3.

HCF(363, 663) = 3

HCF of 363, 663 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 363, 663 is 3.

Highest Common Factor of 363,663 using Euclid's algorithm

Highest Common Factor of 363,663 is 3

Step 1: Since 663 > 363, we apply the division lemma to 663 and 363, to get

663 = 363 x 1 + 300

Step 2: Since the reminder 363 ≠ 0, we apply division lemma to 300 and 363, to get

363 = 300 x 1 + 63

Step 3: We consider the new divisor 300 and the new remainder 63, and apply the division lemma to get

300 = 63 x 4 + 48

We consider the new divisor 63 and the new remainder 48,and apply the division lemma to get

63 = 48 x 1 + 15

We consider the new divisor 48 and the new remainder 15,and apply the division lemma to get

48 = 15 x 3 + 3

We consider the new divisor 15 and the new remainder 3,and apply the division lemma to get

15 = 3 x 5 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 3, the HCF of 363 and 663 is 3

Notice that 3 = HCF(15,3) = HCF(48,15) = HCF(63,48) = HCF(300,63) = HCF(363,300) = HCF(663,363) .

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Frequently Asked Questions on HCF of 363, 663 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 363, 663?

Answer: HCF of 363, 663 is 3 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 363, 663 using Euclid's Algorithm?

Answer: For arbitrary numbers 363, 663 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.