15,625

Number
$15 \, 625$ (fifteen thousand, six hundred and twenty-five) is:


 * $5^6$


 * The $5$th $6$th power after $1$, $64$, $729$, $4096$:
 * $15 \, 625 = 5 \times 5 \times 5 \times 5 \times 5 \times 5$


 * The $6$th power of $5$ after $(1)$, $5$, $25$, $125$, $625$, $3125$:
 * $15 \, 625 = 5^6$


 * The $25$th cube number:
 * $15 \, 625 = 25 \times 25 \times 25$


 * The $125$th square number:
 * $15 \, 625 = 125 \times 125$