What is the GCF of 140 and 756?
The GCF of 140 and 756 is 28.
Steps to find GCF
- Find the prime factorization of 140
140 = 2 × 2 × 5 × 7 - Find the prime factorization of 756
756 = 2 × 2 × 3 × 3 × 3 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 2 × 7 - GCF = 28
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Find HCF of: 280 & 1512 70 & 378 420 & 2268 700 & 3780 980 & 5292 20 & 108 280 & 756 140 & 1512 420 & 756 140 & 2268 700 & 756 140 & 3780 980 & 756 140 & 5292
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).