What is the GCF of 1440 and 6720?
The GCF of 1440 and 6720 is 480.
Steps to find GCF
- Find the prime factorization of 1440
1440 = 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 - Find the prime factorization of 6720
6720 = 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 2 × 2 × 2 × 2 × 3 × 5 - GCF = 480
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Related
Find HCF of: 720 & 3360 480 & 2240 288 & 1344 2880 & 6720 4320 & 6720 7200 & 6720
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).