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5 + 2 = 7

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Q: What is the sum of the greatest prime factor of 60 and the least prime factor of 18?
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What is the smallest prime factor of 5445?

The factors from greatest to least are: 11,11,5,3,3. The smallest prime factor is 3. You can get a quick idea of this by the fact that the digital root (number that goes evenly into the sum off all digits) is 18 which is divisible by 3.


What two numbers have a sum of 108 and greatest common factor of 12 and least common multiple of 168?

Answer: 276


What is the smallest prime number that is a factor of the sum of 32009 and 52009?

The smallest prime number that is a factor of the sum of 32009 and 52009 is: 2


What is the greatest possible product of the prime numbers whose sum of prime factors is 11?

Prime numbers only have one prime factor. The factors of 11 are 1 and 11 but only 11 is considered prime. One is the other factor and it is neither prime nor composite. The only prime number with a prime factor that totals 11 is 11.


What is the sum greatest and smallest prime number between 60 to 100?

158 is the sum of the greatest and smallest prime numbers between 60 and 97.


What is the sum of the three greatest prime numbers that are less than 39?

The sum of the three greatest prime numbers that are less than 39 is 97.


What is the sum of the least and greatest prime numbers between 10 and 100?

In the interval [10,100] the lowest prime number is 11. The highest prime number is 97. 11 + 97 = 108.


What are the two numbers whose sum is 55 and greatest common factor is 5 and least common multiple is 90?

45 and 10


What are the two numbers whose sum is 96 and the greatest common factor is 12 and least common multiple is 180?

36 and 60.


How do factor the sum of terms as a product of the greatest common factor and the sum of 72 and 60?

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The least common multiple of two numbers is 120 the greatest common factor is 4 the sum of the numbers is 44 what are the numbers?

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How do you find least common multiple and greatest common factor by using the factor tree?

greatest common factor the tree way:ex:25&30 25 30 ^ ^ 5x5 5x6 5x5 are prime numbers so leave it. 5x ^ 5x2x3 2x3=6 then line them up like this:25:5x5 30:5x2x3 then make sum matches.5 and 5 are the only matches so the greatest common factors are 5