45,045/Historical Note
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Historical Note on $45 \, 045$ (Forty-Five Thousand and Five)
$45 \, 045$ was the first odd abundant number discovered.
It was Charles de Bouvelles who made that discovery.
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $45,045$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $45,045$