What is the GCF of 245 and 70?
The GCF of 245 and 70 is 35.
Steps to find GCF
- Find the prime factorization of 245
245 = 5 × 7 × 7 - Find the prime factorization of 70
70 = 2 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 5 × 7 - GCF = 35
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Related
Find HCF of: 490 & 140 735 & 210 1225 & 350 49 & 14 1715 & 490 35 & 10 490 & 70 245 & 140 735 & 70 245 & 210 1225 & 70 245 & 350 1715 & 70 245 & 490
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).