2977

Number
$2977$ (two thousand, nine hundred and seventy-seven) is:


 * $13 \times 229$


 * The $32$nd centered hexagonal number after $1, 7, 19, 37, 61, 91, 127, \ldots, 1801, 1951, 2107, 2269, 2437, 2611, 2791$:
 * $2977 = \displaystyle 1 + \sum_{k \mathop = 1}^{32 - 1} 6 k = 32^3 - 31^3$