Highest Common Factor of 291, 446, 417 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 291, 446, 417 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 291, 446, 417 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 291, 446, 417 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 291, 446, 417 is 1.

HCF(291, 446, 417) = 1

HCF of 291, 446, 417 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 291, 446, 417 is 1.

Highest Common Factor of 291,446,417 using Euclid's algorithm

Highest Common Factor of 291,446,417 is 1

Step 1: Since 446 > 291, we apply the division lemma to 446 and 291, to get

446 = 291 x 1 + 155

Step 2: Since the reminder 291 ≠ 0, we apply division lemma to 155 and 291, to get

291 = 155 x 1 + 136

Step 3: We consider the new divisor 155 and the new remainder 136, and apply the division lemma to get

155 = 136 x 1 + 19

We consider the new divisor 136 and the new remainder 19,and apply the division lemma to get

136 = 19 x 7 + 3

We consider the new divisor 19 and the new remainder 3,and apply the division lemma to get

19 = 3 x 6 + 1

We consider the new divisor 3 and the new remainder 1,and apply the division lemma 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 291 and 446 is 1

Notice that 1 = HCF(3,1) = HCF(19,3) = HCF(136,19) = HCF(155,136) = HCF(291,155) = HCF(446,291) .

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

Step 1: Since 417 > 1, we apply the division lemma to 417 and 1, to get

417 = 1 x 417 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 417 is 1

Notice that 1 = HCF(417,1) .

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Frequently Asked Questions on HCF of 291, 446, 417 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 291, 446, 417?

Answer: HCF of 291, 446, 417 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 291, 446, 417 using Euclid's Algorithm?

Answer: For arbitrary numbers 291, 446, 417 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.