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 603, 831 i.e. 3 the largest integer that leaves a remainder zero for all numbers.
HCF of 603, 831 is 3 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 603, 831 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 603, 831 is 3.
HCF(603, 831) = 3
Highest common factor or Highest common divisor (hcd) can be calculated by Euclid's algotithm.
Highest common factor (HCF) of 603, 831 is 3.
Step 1: Since 831 > 603, we apply the division lemma to 831 and 603, to get
831 = 603 x 1 + 228
Step 2: Since the reminder 603 ≠ 0, we apply division lemma to 228 and 603, to get
603 = 228 x 2 + 147
Step 3: We consider the new divisor 228 and the new remainder 147, and apply the division lemma to get
228 = 147 x 1 + 81
We consider the new divisor 147 and the new remainder 81,and apply the division lemma to get
147 = 81 x 1 + 66
We consider the new divisor 81 and the new remainder 66,and apply the division lemma to get
81 = 66 x 1 + 15
We consider the new divisor 66 and the new remainder 15,and apply the division lemma to get
66 = 15 x 4 + 6
We consider the new divisor 15 and the new remainder 6,and apply the division lemma to get
15 = 6 x 2 + 3
We consider the new divisor 6 and the new remainder 3,and apply the division lemma to get
6 = 3 x 2 + 0
The remainder has now become zero, so our procedure stops. Since the divisor at this stage is 3, the HCF of 603 and 831 is 3
Notice that 3 = HCF(6,3) = HCF(15,6) = HCF(66,15) = HCF(81,66) = HCF(147,81) = HCF(228,147) = HCF(603,228) = HCF(831,603) .
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 603, 831?
Answer: HCF of 603, 831 is 3 the largest number that divides all the numbers leaving a remainder zero.
3. How to find HCF of 603, 831 using Euclid's Algorithm?
Answer: For arbitrary numbers 603, 831 apply Euclid’s Division Lemma in succession until you obtain a remainder zero. HCF is the remainder in the last but one step.