4840/Historical Note

Historical Note on $4840$ (Four Thousand, Eight Hundred and Forty)

$4840 = 22 \times 220$ is the number of square yards in an acre.


Sources

  • 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $4840$
  • 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $4840$
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