What is the GCF of 1985 and 1225?
The GCF of 1985 and 1225 is 5.
Steps to find GCF
- Find the prime factorization of 1985
1985 = 5 × 397 - Find the prime factorization of 1225
1225 = 5 × 5 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 5
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Find HCF of: 3970 & 2450 5955 & 3675 9925 & 6125 397 & 245 3970 & 1225 1985 & 2450 5955 & 1225 1985 & 3675 9925 & 1225 1985 & 6125 1985 & 8575
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).