12,890,625

Number
$12 \, 890 \, 625$ (twelve million, eight hundred and ninety thousand, six hundred and twenty-four) is:


 * $3 \times 5^8 \times 11$


 * The $14$th automorphic number after $1$, $5$, $6$, $25$, $76$, $376$, $625$, $9376$, $90 \, 625$, $109 \, 376$, $890 \, 625$, $2 \, 890 \, 625$, $7 \, 109 \, 376$:
 * $12 \, 890 \, 625^2 = 166 \, 168 \, 2\mathbf {12 \, 890 \, 625}$