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 712, 623, 405, 923 i.e. 1 the largest integer that leaves a remainder zero for all numbers.
HCF of 712, 623, 405, 923 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 712, 623, 405, 923 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 712, 623, 405, 923 is 1.
HCF(712, 623, 405, 923) = 1
Highest common factor or Highest common divisor (hcd) can be calculated by Euclid's algotithm.
Highest common factor (HCF) of 712, 623, 405, 923 is 1.
Step 1: Since 712 > 623, we apply the division lemma to 712 and 623, to get
712 = 623 x 1 + 89
Step 2: Since the reminder 623 ≠ 0, we apply division lemma to 89 and 623, to get
623 = 89 x 7 + 0
The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 89, the HCF of 712 and 623 is 89
Notice that 89 = HCF(623,89) = HCF(712,623) .
We can take hcf of as 1st numbers and next number as another number to apply in Euclidean lemma
Step 1: Since 405 > 89, we apply the division lemma to 405 and 89, to get
405 = 89 x 4 + 49
Step 2: Since the reminder 89 ≠ 0, we apply division lemma to 49 and 89, to get
89 = 49 x 1 + 40
Step 3: We consider the new divisor 49 and the new remainder 40, and apply the division lemma to get
49 = 40 x 1 + 9
We consider the new divisor 40 and the new remainder 9,and apply the division lemma to get
40 = 9 x 4 + 4
We consider the new divisor 9 and the new remainder 4,and apply the division lemma to get
9 = 4 x 2 + 1
We consider the new divisor 4 and the new remainder 1,and apply the division lemma to get
4 = 1 x 4 + 0
The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 89 and 405 is 1
Notice that 1 = HCF(4,1) = HCF(9,4) = HCF(40,9) = HCF(49,40) = HCF(89,49) = HCF(405,89) .
We can take hcf of as 1st numbers and next number as another number to apply in Euclidean lemma
Step 1: Since 923 > 1, we apply the division lemma to 923 and 1, to get
923 = 1 x 923 + 0
The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 923 is 1
Notice that 1 = HCF(923,1) .
Here are some samples of HCF using Euclid's Algorithm calculations.
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 712, 623, 405, 923?
Answer: HCF of 712, 623, 405, 923 is 1 the largest number that divides all the numbers leaving a remainder zero.
3. How to find HCF of 712, 623, 405, 923 using Euclid's Algorithm?
Answer: For arbitrary numbers 712, 623, 405, 923 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.