What is the least natural number that has exactly three factors?

Question

im kinda stuck here...

Answer 1

4

A natural number is a counting number, such as 1, 2, 3, 4, etc.

1 has only one factor, 1.

2 has two factors, 1 and 2.

3 has two factors, 1 and 3.

4 has three factors, 1, 2 and 4.

5 has two factors, 1 and 5.

6 has four factors, 1, 2, 3 and 6.

Answer 2

12 because it has 1x12   2x6   and 3x4

Answer 3

The answer is 4.

The factors are 1, 2 and 4.

(12 is not correct because it has 6 factors)

Just to confirm:

1 has 1 factor --> 1

2 has 2 factors --> 1, 2

3 has 2 factors --> 1, 3

4 has 3 factors --> 1, 2, 4

5 has 2 factors --> 1, 5

etc.

Answer:

4

Answer 4

Number : Factors

1 : 1

2 : 1, 2

3 : 1, 3

4 : 1, 2, 4  ANSWER