i am having some problems remebering how to do these any help would be appreciated

i) what power of 2 is equal to 37

ii) evaluate 10^2.3 and log10 0.326

iii) the power of 10 that is equal to 20

iiii) the power of 2 that is equal to 50

iiiii) log10(100)

iiiiii) log4(256)