FIND THE SMALLEST NUMBER WHICH HAS THE GIVEN PRIME FACTORS

Example 1 :

What is the smallest whole number which is the factors of

2, 3 and 5

Solution :

Here the given factors 2, 3 and 5 are prime factors.

=  2 × 3 × 5

=  6 × 5

=  30

So, the required smallest number is 30, which has the factors 2, 3 and 5.

Example 2 :

What is the smallest whole number which is the factors of

3, 5 and 7

Solution :

Here the given factors 3, 5 and 7 are prime factors.

=  3 × 5 × 7

=  15 × 7

=  105

So, the required smallest number is 105, which has the factors 3, 5 and 7.

Example 3 :

What is the smallest whole number which is the factors of

 2, 3, 5 and 7

Solution :

Here the given factors 2, 3, 5 and 7 are prime factors.

=  2 × 3 × 5 × 7

=  30 × 7

=  210

So, the required smallest number is 210, which has the factors 2, 3, 5 and 7.

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