Greatest Common Factor of 688, 398
Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 688, 398 i.e. 2 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 688, 398 is 2.
GCF(688, 398) = 2
GCF of 688, 398
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
- Greatest Common Factor of 688, 398 by common division method
- Greatest Common Factor of 688, 398 with matching the biggest common factor
GCF of 688,398 is 2
| 2 | 688, 398 |
| 344, 199 |
∴ So the GCF of the given numbers is 2 = 2
Factors of 688
List of positive integer factors of 688 that divides 688 without a remainder.
1,2,4,8,16,43,86,172,344,688
Factors of 398
List of positive integer factors of 398 that divides 398 without a remainder.
1,2,199,398
Greatest Common Factor
We found the factors 688,398 . The biggest common factor number is the GCF number.
So the greatest common factor 688,398 is 2.
GCF of two or more Numbers Calculation Examples
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Frequently Asked Questions on GCF of 688, 398
1. What is the GCF of 688, 398?
Answer: GCF of 688, 398 is 2.
2. How to Find the GCF of 688, 398
Answer: Greatest Common Factor(GCF) of 688, 398 = 2
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(688, 398) = 2.