ISBN 9794484649 hat failed the check­sum digit test.

The following 14 formally correct ISBNs were determined. Starting from these ISBNs the value 9794484649 that you input could have resulted frome one error (error in one digit or transposition of two digits.) You can now check using the links given for the catalogs of amazon.co.uk, amazon.com and amazon.de whether any book is listed for the respective URL. To the home page
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ISBN prefix group: German language
ISBNas­su­med er­rorCatalogs for checking
3-7944-8464-9first digit was chan­ged. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: Denmark
ISBNas­su­med er­rorCatalogs for checking
87-94494-64-91st and 6th digits were swap­ped. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: Netherlands
ISBNas­su­med er­rorCatalogs for checking
94-94484-64-9second digit was chan­ged. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: Thailand
ISBNas­su­med er­rorCatalogs for checking
974-94846-4-93rd and 4th digits were swap­ped. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: Egypt
ISBNas­su­med er­rorCatalogs for checking
977-448-464-9third digit was chan­ged. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: Indonesia
ISBNas­su­med er­rorCatalogs for checking
979-447-464-9sixth digit was chan­ged. amazon.co.uk amazon.com amazon.de
979-448-064-9seven­th digit was chan­ged. amazon.co.uk amazon.com amazon.de
979-448-464-4tenth digit was chan­ged. amazon.co.uk amazon.com amazon.de
979-448-467-9ninth digit was chan­ged. amazon.co.uk amazon.com amazon.de
979-448-484-9eighth digit was chan­ged. amazon.co.uk amazon.com amazon.de
979-448-494-68th and 10th digits were swap­ped. amazon.co.uk amazon.com amazon.de
979-458-464-9fifth digit was chan­ged. amazon.co.uk amazon.com amazon.de
979-468-444-95th and 8th digits were swap­ped. amazon.co.uk amazon.com amazon.de
979-8484-64-9fourth digit was chan­ged. amazon.co.uk amazon.com amazon.de

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