What is the GCF of 1215 and 7840?
The GCF of 1215 and 7840 is 5.
Steps to find GCF
- Find the prime factorization of 1215
1215 = 3 × 3 × 3 × 3 × 3 × 5 - Find the prime factorization of 7840
7840 = 2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 5
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Related
Find HCF of: 243 & 1568 2430 & 7840 3645 & 7840 6075 & 7840 8505 & 7840
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).