Eduardo thinks of a number between 1 and 20 that has exactly 5 factors. What number is he thinking of?

Answer 16
Explanation Factors are number that you can multiply to get another number. A number between 1 and 20 that has many factors are 12, 16, 18..
We can find the factors of this numbers and identify the one with five factors.
12→1,2,3,4,6,and 12
16→1,2,4,8,and 16
18→1,2,3,6,9,and 18
We find the 16 has exactly 5 factors.

Answered by smmwaite | 2024-06-11

The number is 16 ​ that has exactly five factors in between 1 to 20. ;

Answered by snehapa | 2024-06-12

The number Eduardo is thinking of is 16 because it is the only number between 1 and 20 that has exactly 5 factors. These factors are 1, 2, 4, 8, and 16. The form of this number is 2 4 , confirming it meets the requirement.
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Answered by smmwaite | 2024-12-26