Tap the gray plus to get 1 higher, Tap the gray minus to get 1 lower, Hold the red plus to repeatedly add bigger and bigger number, Hold the red minus to repeatedly subtract smaller and smaller number, Tap the blue button then type in what number you want it to be. the number of digits is 300, the clone limit. the maximum is now 6.844573952929417e+142. the size is increased by half it’s size.
You can make a higher base. It may be base 89, 27, or something else.