What is the GCF of 1547 and 1620?
The GCF of 1547 and 1620 is 1.
Steps to find GCF
- Find the prime factorization of 1547
1547 = 7 × 13 × 17 - Find the prime factorization of 1620
1620 = 2 × 2 × 3 × 3 × 3 × 3 × 5 - To find the GCF, multiply all the prime factors common to both numbers:
Note that there are no common prime factors. - Therefore, GCF = 1 (since 1 is a factor of every number)
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Related
Find HCF of: 3094 & 3240 4641 & 4860 7735 & 8100 3094 & 1620 1547 & 3240 4641 & 1620 1547 & 4860 7735 & 1620 1547 & 8100
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).