1/3 = 1/4 + 1/4^2 + 1/4^3 + 1/4^N

ShiftDemo.java

import java.math.BigInteger;
import java.util.stream.Stream;

public class ShiftDemo {
    public static void main(String[] args) {
        System.out.println("Hello, World!");

        int bignr = 1146423427;
        int widthdiv = bignr / 3;

        //1/3 = 1/4 + 1/4^2 + 1/4^3 + 1/4^N
        var divless = Stream.iterate(1, i -> i + 1) //Infinite Stream
            .limit(40)
            .filter(n -> (n % 2 == 0 ) ? true : false)
            .map(n -> BigInteger.valueOf(bignr).shiftRight(n))
            .reduce(BigInteger.ZERO, BigInteger::add);

        System.out.println(widthdiv);
        System.out.println(divless);
    }
}