Highest Common Factor of 369, 585 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 369, 585 i.e. 9 the largest integer that leaves a remainder zero for all numbers.

HCF of 369, 585 is 9 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 369, 585 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 369, 585 is 9.

HCF(369, 585) = 9

HCF of 369, 585 using Euclid's algorithm

Highest common factor or Highest common divisor (hcd) can be calculated by Euclid's algotithm.

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Highest common factor (HCF) of 369, 585 is 9.

Highest Common Factor of 369,585 using Euclid's algorithm

Highest Common Factor of 369,585 is 9

Step 1: Since 585 > 369, we apply the division lemma to 585 and 369, to get

585 = 369 x 1 + 216

Step 2: Since the reminder 369 ≠ 0, we apply division lemma to 216 and 369, to get

369 = 216 x 1 + 153

Step 3: We consider the new divisor 216 and the new remainder 153, and apply the division lemma to get

216 = 153 x 1 + 63

We consider the new divisor 153 and the new remainder 63,and apply the division lemma to get

153 = 63 x 2 + 27

We consider the new divisor 63 and the new remainder 27,and apply the division lemma to get

63 = 27 x 2 + 9

We consider the new divisor 27 and the new remainder 9,and apply the division lemma to get

27 = 9 x 3 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 9, the HCF of 369 and 585 is 9

Notice that 9 = HCF(27,9) = HCF(63,27) = HCF(153,63) = HCF(216,153) = HCF(369,216) = HCF(585,369) .

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Frequently Asked Questions on HCF of 369, 585 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 369, 585?

Answer: HCF of 369, 585 is 9 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 369, 585 using Euclid's Algorithm?

Answer: For arbitrary numbers 369, 585 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.