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What is the sum of the factors of 20?
1 + 2 + 4 + 5 + 10 + 20 = 42
Find two factors of 42 with a sum of 13?
Hint: review your multiplication table-- does not 42 ring a bell? What times what makes 42? Is their sum 13? ?? bingo!!
What are the two prime number of the sum 42?
42 has three prime factors: 2, 3 and 7
Is there any number that is the sum of its factors?
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What is the sum of the positive prime factors of 42?
42=2*3*7 2+3+7 = 12
What does sum of digit of factors of 3?
The factors of 3 are 1 and 3. The sum of the digits of these factors is calculated as follows: for 1, the sum of its digits is 1, and for 3, the sum of its digits is 3. Therefore, the total sum of the digits of the factors of 3 is 1 + 3 = 4.
What is the sum of all the common factors of 42 and 48?
It is only possible to have one even prime factor of any number - as there is only one even prime number, 2. The sum of these is therefore 2.
What is the sum of the proper factors of 50?
2 + 5 + 10 + 25 = 42
What are the factors of 42 and 7?
The factors of 7 are 1, 7. The factors of 42 are 1, 2, 3, 6, 7, 14, 21, 42.
Which expression shows the sum (7 plus 42) rewritten as a product of the GCF and a sum?
GCF(7, 42) = 77 = 7*1 and 42 = 7*6 So 7 + 42 = 7*(1 + 6).
What multiplies to get 42 but adds up to get 8?
There are no two numbers that multiply to 42 and add up to 8. The pairs of factors of 42, such as (1, 42), (2, 21), (3, 14), and (6, 7), do not sum to 8. Therefore, it is not possible to find such numbers.
What are the common factors of 42 and 273?
The common factors of 42 and 273 are 1, 3, 7 and 21.
