The remainder of the division of $2^{100}$ by $11$ is $1$?
The remainder of the division of $2^{100}$ by $11$ is $1$?
$$2^{10}\equiv
1\;\text{mod}\;11\Longrightarrow(2^{10})^{10}\equiv1^{10}\;\text{mod}\;11\Longrightarrow2^{100}\equiv1\;\text{mod}\;11\;\;?$$$$$$Soon,
the rest will be $1$, correct?
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