ISBN 8172031902 hat failed the check­sum digit test.
The following 17 formally correct ISBNs were determined. Starting from these ISBNs the value 8172031902 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: English language
ISBNas­su­med er­rorCatalogs for checking
0-17-203198-21st and 9th digits were swap­ped. amazon.co.uk amazon.com amazon.de
1-172-03890-21st and 7th digits were swap­ped. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: Ukraine
ISBNas­su­med er­rorCatalogs for checking
617-20-3190-2first digit was chan­ged. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: former Czechoslovakia
ISBNas­su­med er­rorCatalogs for checking
80-7203-190-2second digit was chan­ged. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: India
ISBNas­su­med er­rorCatalogs for checking
81-02-03197-23rd and 9th digits were swap­ped. amazon.co.uk amazon.com amazon.de
81-7200-193-26th and 9th digits were swap­ped. amazon.co.uk amazon.com amazon.de
81-7203-109-28th and 9th digits were swap­ped. amazon.co.uk amazon.com amazon.de
81-7203-160-2eighth digit was chan­ged. amazon.co.uk amazon.com amazon.de
81-7203-190-4tenth digit was chan­ged. amazon.co.uk amazon.com amazon.de
81-7203-191-2ninth digit was chan­ged. amazon.co.uk amazon.com amazon.de
81-7203-192-09th and 10th digits were swap­ped. amazon.co.uk amazon.com amazon.de
81-7203-790-2seven­th digit was chan­ged. amazon.co.uk amazon.com amazon.de
81-7213-090-25th and 7th digits were swap­ped. amazon.co.uk amazon.com amazon.de
81-7243-190-2fifth digit was chan­ged. amazon.co.uk amazon.com amazon.de
81-7302-190-24th and 6th digits were swap­ped. amazon.co.uk amazon.com amazon.de
81-7703-190-2fourth digit was chan­ged. amazon.co.uk amazon.com amazon.de
 
ISBN prefix group: Norway
ISBNas­su­med er­rorCatalogs for checking
82-7103-190-22nd and 4th digits were swap­ped. amazon.co.uk amazon.com amazon.de

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