Suppose that a $30$-digit integer $N$ is composed of thirteen $7$s and seventeen $3$s. What is the remainder when $N$ is divided by $36$?
Question:
Suppose that a $30$-digit integer $N$ is composed of thirteen $7$s and seventeen $3$s. What is the remainder when $N$ is divided by $36$?
Answer:
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Suppose that a $30$-digit integer $N$ is composed of thirteen $7$s and seventeen $3$s. What is the remainder when $N$ is divided by $36$?
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