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carchimaelTotient_bound

Specification

In Theorem 6 in [F1998], Kevin Ford proves that the smallest counterexample to Carmichael's totient function conjecture must be $≥ 10 ^ (10 ^ 10)$

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Lean 4 Statement 
theorem carchimaelTotient_bound {n : ℕ} (hn : 0 < n) (hn' : n < 10 ^ (10 ^ 10)) :
    CarmichaelTotientFor n
ID: Wikipedia__CarmichaelTotient__carchimaelTotient_bound
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