Highest Common Factor of 555, 840, 463 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 555, 840, 463 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 555, 840, 463 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 555, 840, 463 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 555, 840, 463 is 1.

HCF(555, 840, 463) = 1

HCF of 555, 840, 463 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 555, 840, 463 is 1.

Highest Common Factor of 555,840,463 using Euclid's algorithm

Highest Common Factor of 555,840,463 is 1

Step 1: Since 840 > 555, we apply the division lemma to 840 and 555, to get

840 = 555 x 1 + 285

Step 2: Since the reminder 555 ≠ 0, we apply division lemma to 285 and 555, to get

555 = 285 x 1 + 270

Step 3: We consider the new divisor 285 and the new remainder 270, and apply the division lemma to get

285 = 270 x 1 + 15

We consider the new divisor 270 and the new remainder 15, and apply the division lemma to get

270 = 15 x 18 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 15, the HCF of 555 and 840 is 15

Notice that 15 = HCF(270,15) = HCF(285,270) = HCF(555,285) = HCF(840,555) .

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

Step 1: Since 463 > 15, we apply the division lemma to 463 and 15, to get

463 = 15 x 30 + 13

Step 2: Since the reminder 15 ≠ 0, we apply division lemma to 13 and 15, to get

15 = 13 x 1 + 2

Step 3: We consider the new divisor 13 and the new remainder 2, and apply the division lemma to get

13 = 2 x 6 + 1

We consider the new divisor 2 and the new remainder 1, and apply the division lemma to get

2 = 1 x 2 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 15 and 463 is 1

Notice that 1 = HCF(2,1) = HCF(13,2) = HCF(15,13) = HCF(463,15) .

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Frequently Asked Questions on HCF of 555, 840, 463 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 555, 840, 463?

Answer: HCF of 555, 840, 463 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 555, 840, 463 using Euclid's Algorithm?

Answer: For arbitrary numbers 555, 840, 463 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.