Index of greatest power (IGP)

1. Find the index of greatest power of 2 in 1600.
a. 4
b. 5
c. 6
d. 1


2. Find the index of greatest power of 4 in 1600.
a. 3
b. 5
c. 6
d. 9


3. Find the maximum power of 5 in 60!
a. 10
b. 12
c. 13
d. 14


4. Find the maximum power of 15 in 100!
a. 6
b. 25
c. 27
d. 24


5. Find the highest power of 12 that divide 49!.
a. 4
b. 22
c. 23
d. 26


6. How many zero's are there at the end of 100!
a. 10
b. 11
c. 22
d. 24



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