Compute $\gcd(6^210^2,15^4)$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Compute $\gcd(6^210^2,15^4)$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
225
Compute $\gcd(6^210^2,15^4)$.
train