Write 2^2 * 3 * 5 as a natural number?

[penza]

1) Write 2^2 * 3 * 5 as a natural number? I get 60 is it right or should i put 4*3*5= 60
2) Write 420 as the product of its prime factors in exponent form?
What do i have to do ?

 

[arildno]

1) Yes; it doesn't matter.
2) Rewrite 420 in the shape that 60 was presented as in a)