Highest Common Factor of 1085, 4805 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 1085, 4805 i.e. 155 the largest integer that leaves a remainder zero for all numbers.

HCF of 1085, 4805 is 155 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 1085, 4805 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 1085, 4805 is 155.

HCF(1085, 4805) = 155

HCF of 1085, 4805 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 1085, 4805 is 155.

Highest Common Factor of 1085,4805 using Euclid's algorithm

Highest Common Factor of 1085,4805 is 155

Step 1: Since 4805 > 1085, we apply the division lemma to 4805 and 1085, to get

4805 = 1085 x 4 + 465

Step 2: Since the reminder 1085 ≠ 0, we apply division lemma to 465 and 1085, to get

1085 = 465 x 2 + 155

Step 3: We consider the new divisor 465 and the new remainder 155, and apply the division lemma to get

465 = 155 x 3 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 155, the HCF of 1085 and 4805 is 155

Notice that 155 = HCF(465,155) = HCF(1085,465) = HCF(4805,1085) .

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Frequently Asked Questions on HCF of 1085, 4805 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 1085, 4805?

Answer: HCF of 1085, 4805 is 155 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 1085, 4805 using Euclid's Algorithm?

Answer: For arbitrary numbers 1085, 4805 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.