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HKIMO 2026 Grade 5 National Preliminary Set 02 Question 9

HKIMO · HKIMO 2026 Grade 5 National Preliminary Set 02

Question 9

Find the value of $1+2+4+8+\cdots+8192$.
  1. 16383
  2. 16384
  3. 13863
  4. 14368