## What is the maximum number of Sudoku puzzles?

There are 6,670,903,752,021,072,936,960 possible solvable Sudoku grids that yield a unique result (that’s 6 sextillion, 670 quintillion, 903 quadrillion, 752 trillion, 21 billion, 72 million, 936 thousand, 960 in case you were wondering). That’s way more than the number of stars in the universe.

## Is there a 16×16 Sudoku?

The goal is to fill the grid, so that each row, each column and each region of 4×4 cells contain all the numbers from 1 to 9 and the letters from A to G. 16×16 sudoku is also called Super Sudoku or hexadecimal sudoku.

## What is a 16×16 Sudoku?

Hexadecimal Sudokus (also known as 16×16 Sudoku) are a larger version of regular Sudoku that feature a 16 x 16 grid, and 16 hexadecimal digits. Each row, column and 4×4 block contains all the digits 0 thru F (or numbers from 1 to 16, in the decimal versions).

## How do you solve Super Sudoku?

Killer Sudoku Complete the grid so that every row, column and every three-by-three box contains the digits 1 to 9. Each “cage” (region outlined by a dashed line) has a cage total of all numbers within that cage. Numbers may not be repeated within a cage. Solve the puzzle by logic and reasoning alone.

## Is there a secret to Sudoku?

There are more than a few techniques to solve a Sudoku puzzle, but per Conceptis Puzzles, the easiest way to a Sudoku solution is to, “Scan rows and columns within each triple-box area, eliminating numbers or squares and finding situations where only a single number can fit into a single square.” If you’re looking to …

## Does playing Sudoku increase IQ?

Practising a game like sudoku or using a brain training app might make you better at it but it won’t boost your IQ or general brain power, a study claims. And instead, researchers suggest people exercise more, socialise and make sure they get enough sleep if they want their mind to be sharper.

## What is the total number of Sudoku puzzles possible?

On the web site the history page http://www.sudokudragon.com/sudoku.htm gives the total number of different Sudoku puzzles as 6,670,903,752,021,072,936,96.

## What are some puzzles similar to Sudoku?

Jigsaw Sudoku Puzzles. Jigsaw Sudokus (also known as Irregular, Nonomino, or Geometric Sudoku) are very similar to regular Sudoku puzzles, but instead of 3×3 blocks, they are divided into irregular jigsaw-like shapes.

## What is the symmetry in Sudoku puzzles all about?

The rotational symmetry in sudoku is for aesthetic reason so that when we turn the page the position where the cells are filled remains same. The main reason for puzzles having symmetry is that they are pleasing to the eye.