11,390,625

Number
$11 \, 390 \, 625$ (eleven million, three hundred and ninety thousand, six hundred and twenty-five) is:
 * $3^6 \times 5^6$


 * The $6$th power of $15$ after $(1)$, $15$, $225$, $3375$, $50 \, 625$, $759 \, 375$:
 * $11 \, 390 \, 625 = 15^6$


 * The $15$th sixth power after $1$, $64$, $729$, $4096$, $15 \, 625$, $46 \, 656$, $117 \, 649$, $262 \, 144$, $531 \, 441$, $1 \, 000 \, 000$, $1 \, 771 \, 561$, $2 \, 985 \, 984$, $4 \, 826 \, 809$, $7 \, 529 \, 536$:
 * $11 \, 390 \, 625 = 15 \times 15 \times 15 \times 15 \times 15 \times 15$


 * The $225$th cube number:
 * $11 \, 390 \, 625 = 225 \times 225 \times 225$


 * The $3375$th square number:
 * $11 \, 390 \, 625 = 3375 \times 3375$