Highest Common Factor of 370, 135, 280 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 370, 135, 280 i.e. 5 the largest integer that leaves a remainder zero for all numbers.

HCF of 370, 135, 280 is 5 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 370, 135, 280 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 370, 135, 280 is 5.

HCF(370, 135, 280) = 5

HCF of 370, 135, 280 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 370, 135, 280 is 5.

Highest Common Factor of 370,135,280 using Euclid's algorithm

Highest Common Factor of 370,135,280 is 5

Step 1: Since 370 > 135, we apply the division lemma to 370 and 135, to get

370 = 135 x 2 + 100

Step 2: Since the reminder 135 ≠ 0, we apply division lemma to 100 and 135, to get

135 = 100 x 1 + 35

Step 3: We consider the new divisor 100 and the new remainder 35, and apply the division lemma to get

100 = 35 x 2 + 30

We consider the new divisor 35 and the new remainder 30,and apply the division lemma to get

35 = 30 x 1 + 5

We consider the new divisor 30 and the new remainder 5,and apply the division lemma to get

30 = 5 x 6 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 5, the HCF of 370 and 135 is 5

Notice that 5 = HCF(30,5) = HCF(35,30) = HCF(100,35) = HCF(135,100) = HCF(370,135) .


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

Step 1: Since 280 > 5, we apply the division lemma to 280 and 5, to get

280 = 5 x 56 + 0

The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 5, the HCF of 5 and 280 is 5

Notice that 5 = HCF(280,5) .

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Frequently Asked Questions on HCF of 370, 135, 280 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 370, 135, 280?

Answer: HCF of 370, 135, 280 is 5 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 370, 135, 280 using Euclid's Algorithm?

Answer: For arbitrary numbers 370, 135, 280 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.