Highest Common Factor of 7999, 1430 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 7999, 1430 i.e. 1 the largest integer that leaves a remainder zero for all numbers.

HCF of 7999, 1430 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 7999, 1430 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 7999, 1430 is 1.

HCF(7999, 1430) = 1

HCF of 7999, 1430 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 7999, 1430 is 1.

Highest Common Factor of 7999,1430 using Euclid's algorithm

Highest Common Factor of 7999,1430 is 1

Step 1: Since 7999 > 1430, we apply the division lemma to 7999 and 1430, to get

7999 = 1430 x 5 + 849

Step 2: Since the reminder 1430 ≠ 0, we apply division lemma to 849 and 1430, to get

1430 = 849 x 1 + 581

Step 3: We consider the new divisor 849 and the new remainder 581, and apply the division lemma to get

849 = 581 x 1 + 268

We consider the new divisor 581 and the new remainder 268,and apply the division lemma to get

581 = 268 x 2 + 45

We consider the new divisor 268 and the new remainder 45,and apply the division lemma to get

268 = 45 x 5 + 43

We consider the new divisor 45 and the new remainder 43,and apply the division lemma to get

45 = 43 x 1 + 2

We consider the new divisor 43 and the new remainder 2,and apply the division lemma to get

43 = 2 x 21 + 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 7999 and 1430 is 1

Notice that 1 = HCF(2,1) = HCF(43,2) = HCF(45,43) = HCF(268,45) = HCF(581,268) = HCF(849,581) = HCF(1430,849) = HCF(7999,1430) .

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Frequently Asked Questions on HCF of 7999, 1430 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 7999, 1430?

Answer: HCF of 7999, 1430 is 1 the largest number that divides all the numbers leaving a remainder zero.

3. How to find HCF of 7999, 1430 using Euclid's Algorithm?

Answer: For arbitrary numbers 7999, 1430 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.