My digits

My digits are 1, 2, 5, 6, and 7, but not in that order.
My one digit is an even number.
My tenth digit is 1.
My hundredth digit is a number between 4 and 6.
My thousandth digit is the digit with the highest value.
I am less than 50000.

Final Answer:

n =  27516

Step-by-step explanation:

$$\begin{gathered} n<50000 \\ XXXX[26] \\ XXX1[26] \\ XX[56]1[26] \\ X7[56]1[26] \\ [12]7[56]1[26] \\ 27[56]1[26] \\ 27[5]16 \\ n=27516 \end{gathered}$$

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