Barcode Check Digit Calculator



Calculate GTIN (EAN/UPC) check digit by entering all the numbers that appear under the barcode.

Example: 075678164125 | 6001240720288


Barcode number 5030930056155 has a correct check digit.

Check Digit Calculation

Position: 1 2 3 4 5 6 7 8 9 10 11 12 13
Digits: 5 0 3 0 9 3 0 0 5 6 1 5 5
Mutiply digits by: 1 3 1 3 1 3 1 3 1 3 1 3
= 5 0 3 0 9 9 0 0 5 18 1 15
Calculate total sum: 65
Calculate modulo 10: Subtract the sum from nearest equal or higher multiple of ten
=> 70 - 65 = 5 (check digit)
Correct Number: 5 0 3 0 9 3 0 0 5 6 1 5 5

Remarks:

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