Having solved 2015 problems on Brilliant up to the year 2015, I wrote an expression full of the numbers 2015.
. (2015 times)
However, a friend of mine said, "This can be simplified to 2015 to the power of..."
He is interrupted halfway. Your job is to complete his statement.
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2 0 1 5 × 2 0 1 5 2 0 1 5 = 2 0 1 5 1 + 2 0 1 5 = 2 0 1 5 2 0 1 6