Question

The least number having four different prime factors is
(1) 210
(2) 230
(3) 240
(4) cannot be determined

Please mention with step by step explanations ​

Answer 1

Answer:

I am not sure but I think 230.

Step-by-step explanation:

but if it is right, then please mark me as brainlist

Answer 2

Answer:

The answer is 280

Step-by-step explanation:

$280 = 2 \times 3 \times 5 \times 7$

here 2,3,5 and 7 are four prime numbers

$230 = 2 \times 5 \times 23$

and

$240 = {2}^{4} \times 3 \times 5$

Hence your answer is 280