2025

Number
$2025$ (two thousand and twenty-five) is:


 * $3^4 \times 5^2$


 * The $45$th square number after $1, 4, 9, 16, 25, 36, \ldots, 1296, 1369, 1444, 1521, 1600, 1681, 1764, 1849, 1936$:
 * $2025 = 45 \times 45$