Highest Common Factor of 666, 510 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 666, 510 i.e. 6 the largest integer that leaves a remainder zero for all numbers.

HCF of 666, 510 is 6 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 666, 510 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 666, 510 is 6.

HCF(666, 510) = 6

HCF of 666, 510 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 666, 510 is 6.

Highest Common Factor of 666,510 using Euclid's algorithm

Highest Common Factor of 666,510 is 6

Step 1: Since 666 > 510, we apply the division lemma to 666 and 510, to get

666 = 510 x 1 + 156

Step 2: Since the reminder 510 ≠ 0, we apply division lemma to 156 and 510, to get

510 = 156 x 3 + 42

Step 3: We consider the new divisor 156 and the new remainder 42, and apply the division lemma to get

156 = 42 x 3 + 30

We consider the new divisor 42 and the new remainder 30,and apply the division lemma to get

42 = 30 x 1 + 12

We consider the new divisor 30 and the new remainder 12,and apply the division lemma to get

30 = 12 x 2 + 6

We consider the new divisor 12 and the new remainder 6,and apply the division lemma to get

12 = 6 x 2 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 6, the HCF of 666 and 510 is 6

Notice that 6 = HCF(12,6) = HCF(30,12) = HCF(42,30) = HCF(156,42) = HCF(510,156) = HCF(666,510) .

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Frequently Asked Questions on HCF of 666, 510 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 666, 510?

Answer: HCF of 666, 510 is 6 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 666, 510 using Euclid's Algorithm?

Answer: For arbitrary numbers 666, 510 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.