Java tutorial
public class Main { public static void main(String[] args) { float f1 = 25, f2 = 1024; System.out.println("Exponent value of " + f1 + " = " + StrictMath.getExponent(f1)); System.out.println("Exponent value of " + f2 + " = " + StrictMath.getExponent(f2)); } }