What is the Greatest Common Factor of 290 and 310?
Greatest common factor (GCF) of 290 and 310 is 10.
GCF(290,310) = 10
We will now calculate the prime factors of 290 and 310, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 290 and 310.
How to find the GCF of 290 and 310?
We will first find the prime factorization of 290 and 310. After we will calculate the factors of 290 and 310 and find the biggest common factor number .
Step-1: Prime Factorization of 290
Prime factors of 290 are 2, 5, 29. Prime factorization of 290 in exponential form is:
290 = 21 × 51 × 291
Step-2: Prime Factorization of 310
Prime factors of 310 are 2, 5, 31. Prime factorization of 310 in exponential form is:
310 = 21 × 51 × 311
Step-3: Factors of 290
List of positive integer factors of 290 that divides 290 without a remainder.
1, 2, 5, 10, 29, 58, 145
Step-4: Factors of 310
List of positive integer factors of 310 that divides 290 without a remainder.
1, 2, 5, 10, 31, 62, 155
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 290 and 310. The biggest common factor number is the GCF number.
So the greatest common factor 290 and 310 is 10.
Also check out the Least Common Multiple of 290 and 310
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