What is the GCF of 490 and 1173?
The GCF of 490 and 1173 is 1.
Steps to find GCF
- Find the prime factorization of 490
490 = 2 × 5 × 7 × 7 - Find the prime factorization of 1173
1173 = 3 × 17 × 23 - To find the GCF, multiply all the prime factors common to both numbers:
Note that there are no common prime factors. - Therefore, GCF = 1 (since 1 is a factor of every number)
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Related
Find HCF of: 980 & 2346 1470 & 3519 2450 & 5865 3430 & 8211 980 & 1173 490 & 2346 1470 & 1173 490 & 3519 2450 & 1173 490 & 5865 3430 & 1173 490 & 8211
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).