Highest Common Factor of 285, 3486, 6508 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 285, 3486, 6508 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 285, 3486, 6508 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 285, 3486, 6508 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 285, 3486, 6508 is 1.

HCF(285, 3486, 6508) = 1

HCF of 285, 3486, 6508 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 285, 3486, 6508 is 1.

Highest Common Factor of 285,3486,6508 using Euclid's algorithm

Highest Common Factor of 285,3486,6508 is 1

Step 1: Since 3486 > 285, we apply the division lemma to 3486 and 285, to get

3486 = 285 x 12 + 66

Step 2: Since the reminder 285 ≠ 0, we apply division lemma to 66 and 285, to get

285 = 66 x 4 + 21

Step 3: We consider the new divisor 66 and the new remainder 21, and apply the division lemma to get

66 = 21 x 3 + 3

We consider the new divisor 21 and the new remainder 3, and apply the division lemma to get

21 = 3 x 7 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 3, the HCF of 285 and 3486 is 3

Notice that 3 = HCF(21,3) = HCF(66,21) = HCF(285,66) = HCF(3486,285) .


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

Step 1: Since 6508 > 3, we apply the division lemma to 6508 and 3, to get

6508 = 3 x 2169 + 1

Step 2: Since the reminder 3 ≠ 0, we apply division lemma to 1 and 3, to get

3 = 1 x 3 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 3 and 6508 is 1

Notice that 1 = HCF(3,1) = HCF(6508,3) .

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Frequently Asked Questions on HCF of 285, 3486, 6508 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 285, 3486, 6508?

Answer: HCF of 285, 3486, 6508 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 285, 3486, 6508 using Euclid's Algorithm?

Answer: For arbitrary numbers 285, 3486, 6508 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.