PlaySudoku.us
Easy · Puzzle #20
5
2
7
9
1
5
3
8
2
9
4
6
5
7
8
9
2
3
7
2
4
9
8
6
2
1
7
4
5
1
4
3
2
8
2
6
5
4
7
3
8
2
6
1
There are 6,670,903,752,021,072,936,960 valid completed Sudoku grids — that's 6.7 sextillion.
There are 6,670,903,752,021,072,936,960 valid completed Sudoku grids — that's 6.7 sextillion.
There are 6,670,903,752,021,072,936,960 valid completed Sudoku grids — that's 6.7 sextillion.
There are 6,670,903,752,021,072,936,960 valid completed Sudoku grids — that's 6.7 sextillion.