What is the GCF of 490 and 1286?
The GCF of 490 and 1286 is 2.
Steps to find GCF
- Find the prime factorization of 490
490 = 2 × 5 × 7 × 7 - Find the prime factorization of 1286
1286 = 2 × 643 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2
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Find HCF of: 980 & 2572 245 & 643 1470 & 3858 2450 & 6430 3430 & 9002 980 & 1286 490 & 2572 1470 & 1286 490 & 3858 2450 & 1286 490 & 6430 3430 & 1286 490 & 9002
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).