139,854,276

Number
$139 \, 854 \, 276$ (one hundred and thirty-nine million, eight hundred and fifty-four thousand, two hundred and seventy-six) is:


 * $2^2 \times 3^8 \times 73^2$


 * The $1$st square number which contains all the digits from $1$ to $9$:
 * $139 \, 854 \, 276 = 11 \, 826^2$


 * The $11 \, 826$th square number:
 * $139 \, 854 \, 276 = 11 \, 826 \times 11 \, 826$

Also see

 * Smallest Pandigital Square
 * 11,826