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IMAS 2024/2025 Upper Primary Division - First Round Question 13

IMAS · IMAS 2024/2025 Upper Primary Division - First Round

Question 13

Let $N$ be a positive integer so that $N\times N=\underbrace{44\ldots4}_{2025\text{ digits}}\underbrace{88\ldots8}_{2024\text{ digits}}9$. What is the value of $N$?
  1. $\underbrace{66\ldots6}_{2023}3$
  2. $\underbrace{66\ldots6}_{2023}7$
  3. $\underbrace{66\ldots6}_{2024}3$
  4. $\underbrace{66\ldots6}_{2024}7$
  5. $\underbrace{66\ldots6}_{2025}3$