Lotto 6/42 - Probability Of A Set of 5 Numbers Being Drawn More Than Once

The probability of a set of 5 numbers being drawn more than once is 0.66%. That's a very, very low percentage -- less than 1%. Therefore, if 5 of your lotto numbers have been drawn before, most likely, they will not be drawn again. What you can do is to replace one of the 5 numbers with another number.

To check, however, if your numbers have won before, you need to go through each of the jackpot numbers of previous drawings and check if 5 of your numbers have been in the jackpot numbers. That won't be easy. You need a program, a spreadsheet program, at least, that can go through all the results automatically.

Lotto Checker 6/42

This Lotto Checker can help you figure out quickly if 5 of your numbers have been drawn previously. Simply enter your 6 numbers in the boxes. In the next column, it will indicate if 5 of your numbers have won previously. You can download this Lotto Checker FREE. It's a simple spreadsheet program made using OpenOffice Calc. If you do not have OpenOffice Calc, you can download it free on the OpenOffice site. You can open, however, this spreadsheet with Microsoft Excel.


The probability of 0.66% was based on 1927 jackpot numbers taken from Lotto 6/42 previous drawings. These jackpot numbers can form 11,562 five-number combinations. (Six 5-number combinations can be formed from 6 numbers: 1927 x 6 = 11,562.)

In A Nutshell

  • Your chance of winning Lotto 6/42 jackpot is 1 to 5 million plus.
  • Jackpot numbers are not repeated. So far, each Lotto 6/42 drawing result is unique. Therefore, no need to play the jackpot numbers twice or more.
  • If 5 of your numbers had been in the jackpot before, most likely, they will not be drawn again.
So far, we have identified two factors that can increase the odds of winning Lotto 6/42.


Philippine Lotto 6/42 Results: History Drawings

Here's a little trivia.

The very first lotto draw in the Philippines was on March 8, 1995. It was a Lotto 6/42 drawing. The jackpot numbers were 4 - 20 - 22 - 30 - 34 - 38.

If you want a complete list of the history drawings of Philippine Lotto 6/42, you can download Lotto Checker 6/42 at www.amikvs.com. This Lotto tool contains the Lotto 6/42 draw results starting from the very first draw until to date (of this post).


Lotto 6/42: Probability of Jackpot Numbers Being Drawn Again

Should you play again any jackpot results from the previous drawings?

Based on 1,927 Lotto 6/42 drawings, none of the jackpot results had been drawn more than once. That means that each of the jackpot results is unique. Therefore, the probability of a previously drawn jackpot numbers being drawn the second time is zero. So, you need not play those numbers again. If you have a habit of playing previous jackpot numbers, there is no chance that they will be drawn again.

What if you do not know whether your numbers have been jackpot numbers before? If you have a list of history drawings, you can check your numbers manually. Checking more than a thousand numbers manually however is not just practical. You need a tool, like a program, that can automatically check your numbers against the previous drawings.

Lotto Checker 6/42

You can download Lotto Checker for FREE at amikvs.org (not available at this moment). Lotto Checker is a simple spreadsheet program that automatically checks your lotto numbers against the previous drawings. To use it, you simply enter your 6-number combination in the boxes provided. It then displays the number of times your numbers have won before. If your numbers are previous jackpot numbers, might as well replace two of your numbers.

You can customize Lotto Checker any way you want it. You can keep it up-to-date anytime you need to. To keep its database current, you need to enter every new Lotto 6/42 drawing result. If you want to use it in any lotto game, simply replace the content of the database. Currently, the database contains results from Philippine Lotto 6/42 drawings. If you want to use it for other country's lotto game, simply replace the content of the database.

Lotto Checker is written in OpenOffice Calc. You can download OpenOffice for free at OpenOffice.org. You can also open Lotto Checker with Microsoft Excel.

In A Nutshell

  • We already know that the odds of winning Lotto 6/42 is 1 to 5,245,786. Therefore, to increase the chances of winning, play more combinations. 
  • At this point, we now know that jackpot numbers are not repeated. Therefore, you don't need to play them again. With that, you eliminate something that is unlikely to win.