# Pandigital Integer Formed by Digits in Alphabetical Order

## Theorem

The number $8 \, 549 \, 176 \, 320$ is the pandigital integer formed from the digits from $0$ to $9$ arranged in alphabetical order.

## Proof

 $\displaystyle$  $\displaystyle 8$ eight $\displaystyle$  $\displaystyle 5$ five $\displaystyle$  $\displaystyle 4$ four $\displaystyle$  $\displaystyle 9$ nine $\displaystyle$  $\displaystyle 1$ one $\displaystyle$  $\displaystyle 7$ seven $\displaystyle$  $\displaystyle 6$ six $\displaystyle$  $\displaystyle 3$ three $\displaystyle$  $\displaystyle 2$ two $\displaystyle$  $\displaystyle 0$ zero

$\blacksquare$