# Inner Range SIFER 56bit - (I941747A)

Everything you need to understand Inner Range SIFER 56bit - (I941747A)

## Card format Overview

A proprietary 56-bit card format used in access control systems, featuring a unique structure composed of 24-bit site code and 32-bit card number, allowing for easy management and avoiding card number duplication for secure, contactless access.

## Inner Range SIFER 56bit - (I941747A) format properties

**Site Code**  
24 bits. The facility code range is 0 to 16,777,215.

**Card Number**  
32 bits. A unique serial number (0-4,294,967,295) for each card within that facility code.

### Generate examples

Put in the values for this card format, we'll generate the results in a few different formats.

**Site Code**  
**Card Number**  
Get examples

#### Here's your example

| Format  | Value  |
| ---     | ---    |
| Hex     | 6400000064<br>Copy |
| Decimal  | 429496729700<br>Copy |
| Binary   | 00000000000000000110010000000000000000000000000001100100<br>Copy |

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