Evaluate $\sqrt{5\cdot10\cdot14\cdot21\cdot15\cdot20}$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Evaluate $\sqrt{5\cdot10\cdot14\cdot21\cdot15\cdot20}$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
2100
Evaluate $\sqrt{5\cdot10\cdot14\cdot21\cdot15\cdot20}$.
train