Highest Common Factor of 1635, 7409 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 1635, 7409 i.e. 1 the largest integer that leaves a remainder zero for all numbers.
HCF of 1635, 7409 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 1635, 7409 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 1635, 7409 is 1.
HCF(1635, 7409) = 1
HCF of 1635, 7409 using Euclid's algorithm
Highest common factor or Highest common divisor (hcd) can be calculated by Euclid's algotithm.
Highest common factor (HCF) of 1635, 7409 is 1.
Highest Common Factor of 1635,7409 is 1
Step 1: Since 7409 > 1635, we apply the division lemma to 7409 and 1635, to get
7409 = 1635 x 4 + 869
Step 2: Since the reminder 1635 ≠ 0, we apply division lemma to 869 and 1635, to get
1635 = 869 x 1 + 766
Step 3: We consider the new divisor 869 and the new remainder 766, and apply the division lemma to get
869 = 766 x 1 + 103
We consider the new divisor 766 and the new remainder 103,and apply the division lemma to get
766 = 103 x 7 + 45
We consider the new divisor 103 and the new remainder 45,and apply the division lemma to get
103 = 45 x 2 + 13
We consider the new divisor 45 and the new remainder 13,and apply the division lemma to get
45 = 13 x 3 + 6
We consider the new divisor 13 and the new remainder 6,and apply the division lemma to get
13 = 6 x 2 + 1
We consider the new divisor 6 and the new remainder 1,and apply the division lemma to get
6 = 1 x 6 + 0
The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1635 and 7409 is 1
Notice that 1 = HCF(6,1) = HCF(13,6) = HCF(45,13) = HCF(103,45) = HCF(766,103) = HCF(869,766) = HCF(1635,869) = HCF(7409,1635) .
HCF using Euclid's Algorithm Calculation Examples
Here are some samples of HCF using Euclid's Algorithm calculations.
Frequently Asked Questions on HCF of 1635, 7409 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 1635, 7409?
Answer: HCF of 1635, 7409 is 1 the largest number that divides all the numbers leaving a remainder zero.
3. How to find HCF of 1635, 7409 using Euclid's Algorithm?
Answer: For arbitrary numbers 1635, 7409 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.