As I was going to St. Ives
I met a man with seven wives.
Each of his wives had seven sacks,
Each of the sacks held seven cats,
Each of the cats had seven kitts.
Kitts, cats, sacks, and wives.
How many were going to St. Ives?
Consider the poem. Use repeated reasoning to write an expressions using whole number exponents that gives a solution to "How many were going to St. Ives?