Here is the full list of all 50 Num One: Revised Edition achievements.
Finish the tutorial.
Customize your block appearance.
Find the secret gear.
Make a level 2 number 9.
Make a level 2 number 12.
Make a level 2 number 15.
Make a level 2 number 16.
Make a level 2 number 18.
Make a level 2 number 20.
Make a level 2 number 21.
6 times 7.
Make a level 3 number 27.
Make a level 3 number 36.
Make a level 3 number 45.
Make a level 3 number 48.
Make a level 3 number 54.
Make a level 3 number 100.
Make a level 4 number 81.
Make a level 4 number 108.
Make a level 4 number 135.
Make a level 4 number 144.
Make a level 5 number 243.
Make a level 5 number 324.
Make a level 5 number 405.
Make a level 5 number 432.
Make a level 6 number 729.
Make a level 6 number 972.
Make a level 6 number 1215.
Make a level 6 number 1296.
Make a level 7 number 2187.
Make a level 7 number 2916.
Make a level 7 number 3888.
Make a level 8 number 6561.
Make a level 8 number 8748.
Make a level 9 number 19683.
Make a level 1 number 9.
Make a number 8, 10, 11, 13, or 14.
Make a level 2 number 27.
Make any 8 numbers.
Make any 16 numbers.
Make any 24 numbers.
Make any 32 numbers.
Make any 40 numbers.
Score 555 or higher on 5-5x5 mode.
Score 1000 or higher on any mode.
Score 5000 or higher on any mode.
Score 10000 or higher on any mode.
Score 25000 or higher on any mode.
Score 50000 or higher on any mode.
Score 100000 or higher on any mode.