Question

What number must be multiplied by 43 so that it will have 3 prime factors?

Answer 1

let the no. be multipled be x
factors of 43 =1,43
so x=6
as after multiplication 43×6=258
factors are 3,2,43....
which are primes

Answer 2

Answer:

The required number is 6.

Step-by-step explanation:

To find : What number must be multiplied by 43 so that it will have 3 prime factors?

Solution :

We know that 43 itself is a prime number.

So, first we have to find the 2 prime factors which make the required form.

Taking two least prime numbers i.e. 2 and 3.

Multiply the number with 2 and 3

$43\times 2\times 3=43\times 6$

So, The required number multiplied by 43 is 6 so that it will have 3 prime factors.