lean_workbook_plus_67713

Proved

by Community (Bot) · Feb 28, 2026 · Mathlib 777aaa6 (Lean v4.29.0-rc3)

Show that $2^{32}\equiv -1 \mod 641.$

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_67713 : 2 ^ 32 ≡ -1 [ZMOD 641]   :=  by sorry

Source