What is the GCF of 142 and 490?
The GCF of 142 and 490 is 2.
Steps to find GCF
- Find the prime factorization of 142
142 = 2 × 71 - Find the prime factorization of 490
490 = 2 × 5 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2
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Related
Find hcf of: 284 & 980 71 & 245 426 & 1470 710 & 2450 994 & 3430 284 & 490 142 & 980 426 & 490 142 & 1470 710 & 490 142 & 2450 994 & 490 142 & 3430
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).