! editors have selected this short article as a favorite of 2012. It first appeared on! in September and was among the most renowned stories of the month. Readers joked around people who usage the most usual PIN codes, and also shared how they come up v their own. "My pin number is my post office box number from my time in the Air pressure 30 years ago on a base the no much longer exists," composed user Nick. "Feel free to hack that."

If you shed your ATM card on the street, just how easy would certainly it be for someone to correctly guess her PIN and also proceed to clean out your savings account? fairly easy, follow to data scientist Nick Berry, founder of Data Genetics, a Seattle modern technology consultancy.

You are watching: All combinations for a 3 digit lock 0-9

Berry analyzed passwords from formerly released and exposed tables and security breaches, filtering the outcomes to simply those the were precisely four digits long <0-9>. There are 10,000 possible combinations the the digits 0-9 deserve to be arranged into to kind a four-digit code. Berry analyzed those to find which room the least and also most predictable. That speculates that, if users choose a four-digit password because that an digital account or other net site, it"s no a stretch to use the exact same number for your four-digit financial institution PIN codes.


Somewhat intriguing to be #22 ~ above the most typical password list: 2580. It seems random, however if friend look in ~ a telephone keypad (or ATM keypad), you"ll watch those numbers space straight under the middle — yet an additional sign the we"re uncreative and lazy password makers.

The the very least Predictable Password

The least-used pen is 8068, Berry found, with simply 25 occurrences in the 3.4 million set, which equals 0.000744%. (See the second table for the least renowned passwords.) Why this set of numbers? Berry guesses, "It"s no a repeating pattern, it"s no a birthday, it"s not the year Columbus discovered America, it"s not 1776." in ~ a particular point, this numbers at the bottom that the list space all kind of "the shortest of the low, they"re every noise," that says.

See more: How Much Is 1.85 Meters In Feet, How Tall Is 1

A couple of other interesting tidbits indigenous Berry:

-The most famous PIN code (1234) is used much more than the shortest 4,200 codes combined. - human being have also less creativity in selecting five-digit passwords — 28% usage 12345. - The 4th most popular seven-digit password is 8675309, influenced by the Tommy Tutone song. -People love using couplets for their PINs: 4545, 1313, etc. And for some reason, they don"t favor using bag of number that have actually larger numerical gaps in between them. Combinations like 45 and also 67 happen much more frequently than 29 and 37. - The 17th most typical 10-digit password is 3141592654 (for those of you who are not mathematics nerds, those space the very first digits the Pi).