[Question]
T(n) = 973009408T(n/9) + O(n^20)

[Answer]
[n^20]

[Question]
T(n) = 79066374T(n/2) + O(n^22)

[Answer]
[n^26.24]

[Question]
T(n) = 103448786T(n/6) + O(n^23)

[Answer]
[n^23]

