2752

Number
$2752$ (two thousand, seven hundred and fifty-two) is:


 * $2^6 \times 43$


 * The $43$rd pentagonal number after $1$, $5$, $12$, $22$, $35$, $\ldots$, $1820$, $1926$, $2035$, $2147$, $2262$, $2380$, $2501$, $2625$:
 * $2752 = \displaystyle \sum_{k \mathop = 1}^{43} \left({3 k - 2}\right) = \dfrac {43 \left({3 \times 43 - 1}\right)} 2$