# What are all the combinations for a 3 Number lock?

## What are all the combinations for a 3 Number lock?

By comparison, this 3-dial lock (three wheels, each with digits 0-9) has 10 × 10 × 10 = 1, 000 possible combinations.

### How many different 3 number combinations are there?

There are, you see, 3 x 2 x 1 = 6 possible ways of arranging the three digits. Therefore in that set of 720 possibilities, each unique combination of three digits is represented 6 times. So we just divide by 6. 720 / 6 = 120.

#### Are combination locks safe?

Wrapping Up. So, yes it’s true: combination locks are less secure than keyed locks. But if you get a decent one with 4 or 5 dials and features that resist the most basic decoding techniques, then in the street, in most instances they are going to offer the same levels of protection as a decent keyed lock.

How to find a lost safe key or combination?

1 Call or email First Alert Support to verify that a spare key or combination is available for your safe model. 2 Download and fill out the following form: Notarized Statement of Ownership for Safe Combinations or Keys. 3 Have the form legally notarized to verify your ownership of the unit.

What happens if you forget the combination to your safe?

It helps to think of them as spare keys, except they’re for your safe and not your house. The key override is also extremely useful for instances where you have forgotten the combination to your safe. It is possible that you did not even know that the safe had a key override.

## How do I get a new safe key?

To pay by credit card, give us a call after we receive your notary letter at 1-800-323-9005. Here’s how to request a new combination or key: Click to email First Alert Support to verify that a spare key or combination is available for your safe model.

### What to do if your first alert key gets lost?

Learn what to do if your First Alert safe key or combination gets lost. Provide a short description of the article. The title appears in the article and in search results. If you’re locked out of your First Alert safe, you can request a new key combination or override passcode from us after you prove ownership of the unit (s).