Calculate: $(243)^{\frac35}$
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Calculate: $(243)^{\frac35}$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
27
Calculate: $(243)^{\frac35}$
train