PlaySudoku.us
Easy · Puzzle #502
4
6
7
3
5
1
9
2
3
9
8
9
7
4
3
6
8
8
5
7
9
6
9
8
1
4
3
5
3
9
2
1
2
1
3
8
9
4
1
3
5
3
2
1
6
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.
"Do not worry about your difficulties in mathematics. I can assure you mine are still greater." — Albert Einstein
"Do not worry about your difficulties in mathematics. I can assure you mine are still greater." — Albert Einstein