Highest Common Factor of 623, 109, 715 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 623, 109, 715 i.e. 1 the largest integer that leaves a remainder zero for all numbers.
HCF of 623, 109, 715 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 623, 109, 715 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 623, 109, 715 is 1.
HCF(623, 109, 715) = 1
HCF of 623, 109, 715 using Euclid's algorithm
Highest common factor or Highest common divisor (hcd) can be calculated by Euclid's algotithm.
Highest common factor (HCF) of 623, 109, 715 is 1.
Highest Common Factor of 623,109,715 is 1
Step 1: Since 623 > 109, we apply the division lemma to 623 and 109, to get
623 = 109 x 5 + 78
Step 2: Since the reminder 109 ≠ 0, we apply division lemma to 78 and 109, to get
109 = 78 x 1 + 31
Step 3: We consider the new divisor 78 and the new remainder 31, and apply the division lemma to get
78 = 31 x 2 + 16
We consider the new divisor 31 and the new remainder 16,and apply the division lemma to get
31 = 16 x 1 + 15
We consider the new divisor 16 and the new remainder 15,and apply the division lemma to get
16 = 15 x 1 + 1
We consider the new divisor 15 and the new remainder 1,and apply the division lemma to get
15 = 1 x 15 + 0
The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 623 and 109 is 1
Notice that 1 = HCF(15,1) = HCF(16,15) = HCF(31,16) = HCF(78,31) = HCF(109,78) = HCF(623,109) .
We can take hcf of as 1st numbers and next number as another number to apply in Euclidean lemma
Step 1: Since 715 > 1, we apply the division lemma to 715 and 1, to get
715 = 1 x 715 + 0
The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 1, the HCF of 1 and 715 is 1
Notice that 1 = HCF(715,1) .
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Frequently Asked Questions on HCF of 623, 109, 715 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 623, 109, 715?
Answer: HCF of 623, 109, 715 is 1 the largest number that divides all the numbers leaving a remainder zero.
3. How to find HCF of 623, 109, 715 using Euclid's Algorithm?
Answer: For arbitrary numbers 623, 109, 715 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.