3008

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Number

$3008$ (three thousand and eight) is:

$2^6 \times 47$

The $32$nd octagonal number, after $1$, $8$, $21$, $40$, $65$, $\ldots$, $1281$, $1408$, $1541$, $1680$, $1825$, $1976$, $2133$, $2296$, $2465$, $2640$, $2821$:

$3008 = \ds \sum_{k \mathop = 1}^{32} \paren {6 k - 5} = 32 \paren {3 \times 32 - 2}$

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