UIC Check Digit Calculator
Calculate or verify the check digit of a six-digit railway number or a full European Vehicle Number (EVN).
Enter a number
Calculation becomes available when the number matches the expected format.
Result
Full number
- Calculation base
- Check digit
- Supplied check digit
Calculation details
Digits are evaluated from the right. Positions alternate multiplication by 2 and 1; digits of a two-digit product are then added together.
| Digit | Multiplier | Product | Added value |
|---|
Sum
Next multiple of 10
Difference to the multiple of 10
Number type
Enter 6 base digits. Add a 7th digit to verify an existing check digit. Spaces, a dot and a hyphen are allowed.
Insert example
Waiting for a number.
