What is the GCF of 1120 and 81?
The GCF of 1120 and 81 is 1.
Steps to find GCF
- Find the prime factorization of 1120
1120 = 2 × 2 × 2 × 2 × 2 × 5 × 7 - Find the prime factorization of 81
81 = 3 × 3 × 3 × 3 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 1
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Find hcf of: 2240 & 162 3360 & 243 5600 & 405 7840 & 567 2240 & 81 1120 & 162 3360 & 81 1120 & 243 5600 & 81 1120 & 405 7840 & 81 1120 & 567
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).