What is the GCF of 231 and 1470?
The GCF of 231 and 1470 is 21.
Steps to find GCF
- Find the prime factorization of 231
231 = 3 × 7 × 11 - Find the prime factorization of 1470
1470 = 2 × 3 × 5 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 3 × 7 - GCF = 21
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Related
Find HCF of: 462 & 2940 693 & 4410 77 & 490 1155 & 7350 33 & 210 462 & 1470 231 & 2940 693 & 1470 231 & 4410 1155 & 1470 231 & 7350 1617 & 1470
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).