208,012

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Number

$208 \, 012$ (two hundred and eight thousand and twelve) is:

$2^2 \times 7 \times 17 \times 19 \times 23$

The $12$th Catalan number after $(1)$, $1$, $2$, $5$, $14$, $42$, $132$, $429$, $1430$, $4862$, $16 \, 796$, $58 \, 786$:

$208 \, 012 = \dfrac 1 {12 + 1} \dbinom {2 \times 12} {12} = \dfrac 1 {13} \times 2 \, 704 \, 156$

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