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  2. Payment card number - Wikipedia

    en.wikipedia.org/wiki/Payment_card_number

    A payment card number, primary account number (PAN), or simply a card number, is the card identifier found on payment cards, such as credit cards and debit cards, as well as stored-value cards, gift cards and other similar cards. In some situations the card number is referred to as a bank card number. The card number is primarily a card ...

  3. What do the numbers on your credit card mean? - AOL

    www.aol.com/finance/numbers-credit-card-mean...

    Your credit card’s 15 or 16-digit number helps authenticate transactions. ... Mastercard and Visa networks are 16 digits long, whereas American Express credit cards have 15-digit numbers. The ...

  4. Applied Predictive Technologies - Wikipedia

    en.wikipedia.org/wiki/Applied_Predictive...

    APT (now Mastercard) produces test and learn software for business analytics. [10] In February 2011, APT was awarded a patent that protects its core analytic technology for designing an in-market test and on matching test stores to control stores. [11] One of the company's patents was invalidated in 2020 by the US district court. [12]

  5. Luhn algorithm - Wikipedia

    en.wikipedia.org/wiki/Luhn_algorithm

    Therefore, systems that pad to a specific number of digits (by converting 1234 to 0001234 for instance) can perform Luhn validation before or after the padding and achieve the same result. The algorithm appeared in a United States Patent [ 1 ] for a simple, hand-held, mechanical device for computing the checksum.

  6. What Do Credit Card Numbers Mean? - AOL

    www.aol.com/finance/credit-card-numbers-mean...

    Card Issuer. IIN. Card Type. American Express. 379741. American Express Credit. Bank of America. 480011. Bank of America Visa Gold. Capital One. 414709. Capital One Signature Visa

  7. Credit card information: The basics you need to know - AOL

    www.aol.com/finance/credit-card-information...

    Credit card number. Your credit card number is a 15- or 16-digit number that is usually embossed or printed on the front of your credit card toward the bottom, though it’s becoming increasingly ...

  8. Credit card - Wikipedia

    en.wikipedia.org/wiki/Credit_card

    The card number's prefix, called the Bank Identification Number (known in the industry as a BIN [14]), is the sequence of digits at the beginning of the number that determine the bank to which a credit card number belongs. This is the first six digits for MasterCard and Visa cards.

  9. Talk:Payment card number - Wikipedia

    en.wikipedia.org/wiki/Talk:Payment_card_number

    The article lists 51 as a MasterCard range. However, my Maestro card number starts with 5140 and has 10 digits. The article, however claims that such a number would belong to a MasterCard. -- 62.156.63.180 21:44, 25 April 2012 (UTC) Let me guess, you have an EC Maestro card issued by a German bank.