What is the GCF of 1521 and 3840?
The GCF of 1521 and 3840 is 3.
Steps to find GCF
- Find the prime factorization of 1521
1521 = 3 × 3 × 13 × 13 - Find the prime factorization of 3840
3840 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 3
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Related
Find HCF of: 3042 & 7680 507 & 1280 3042 & 3840 1521 & 7680 4563 & 3840 7605 & 3840
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).