how do you write a credit card number? can you give me an example?
2006-10-05 11:39:50 · 4 answers · asked by maomao w 1 in Business & Finance ➔ Credit
if it starts with 5 it means is a master card.
if it starts with 4 is a visa card.
it has 16 digit number.
2006-10-05 11:49:37 · answer #1 · answered by BATISTA 4 · 0⤊ 0⤋
It is usually written as 4 groups of 4 digits. Its just a 16 digit number.
2006-10-05 12:37:03 · answer #2 · answered by STEVEN F 7 · 0⤊ 0⤋
It uses a base 10 system, 16 digits. There are 9999999999999999 possible combinations.
For example, my credit card number is ################. Also, my mother's maiden name is **** and my SSN is...
2006-10-05 12:21:29 · answer #3 · answered by Anonymous · 0⤊ 0⤋
its 16 digits, broken into groups of four.
0000-0000-0000-0000
2006-10-05 11:51:32 · answer #4 · answered by Anonymous · 0⤊ 0⤋