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Subjects>Math>Basic Math

What is the greatest common factor of 138 253 and 805?

Anonymous

∙ 8y ago

Updated: 4/28/2022

The GCF of 138, 253, and 805 is 23.

The prime factorization of 138 is 2*3*23
The prime factorization of 253 is 11*23
The prime factorization of 805 is 5*7*23

Thus, the GCF of 138, 253, and 805 is 23.

Wiki User

∙ 9y ago

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More answers

The GCF is 23.

Wiki User

∙ 8y ago

23

Wiki User

∙ 13y ago

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Q: What is the greatest common factor of 138 253 and 805?

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Continue Learning about Basic Math

What is the greatest common factor of 121?

There is not a greatest common factor of a single number, such as 121, because there cannot be a greatest common factor without two or more numbers to compare. Common factors are factors that the numbers being compared have in common. The greatest common factor is the largest factor that all the numbers being compared have in common. Thus, since there are not two or more numbers to compare, there are neither common factors nor a greatest common factor.The factors of 121 are 1, 11, and 121.The only prime factor of 121 is 11.Examples:The greatest common factor of 11 and 63 is 1.The greatest common factor of 11 and 154 is 11.The greatest common factor of 11, 99, and 253 is 11.

What is the factor tree of 253?

253 11 x 23 Both 11 and 23 are prime numbers, so the factor tree is complete.

Prime factorization of 253?

11 × 23

What is the prime factorization of 253?

Prime factorization of 253 is: 11 x 23

What is 2.53 as a fraction or mixed number?

2.53 = 253/100 or 253/100

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