# Autonumbering

**URL:** https://community.mp3tag.de/t/autonumbering/1159
**Category:** General Discussion
**Created:** [July 23, 2004, 9:32am UTC](https://community.mp3tag.de/t/autonumbering/1159 "2004-07-23T09:32:23Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![Thomas](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/t/e36b37/32.png) [@Thomas](https://community.mp3tag.de/u/Thomas)
#### Post date: [July 23, 2004, 9:32am UTC](https://community.mp3tag.de/t/autonumbering/1159/1 "2004-07-23T09:32:23Z")

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Hi!

Great software..🙂 But is it possible with two leading zeros for tracknumbers?

## ex: 001 002

- 

099

Need that when conervting a sound book with many chapters/tracks.

Thomas

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### Author: ![Sebastian\_Mares](https://community.mp3tag.de/user_avatar/community.mp3tag.de/sebastian_mares/32/9285_2.png) [@Sebastian\_Mares](https://community.mp3tag.de/u/Sebastian_Mares)
#### Post date: [July 23, 2004, 9:39am UTC](https://community.mp3tag.de/t/autonumbering/1159/2 "2004-07-23T09:39:11Z")

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Hello!

You can use the $num() function for that: **$num("%track%",3)**. 🙂

Regards,  
Sebastian Mares