convertnum2.html

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<TITLE>Parsing and Formatting a Big Integer into Binary, Octal, and Hexadecimal
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  <h3>
    e130.  
    Parsing and Formatting a Big Integer into Binary, Octal, and Hexadecimal</h3>


<pre>
    BigInteger bi = new BigInteger(<font color="#0066ff"><i>"1023"</i></font>);
    
    // Parse and format to binary
    bi = new BigInteger(<font color="#0066ff"><i>"1111111111"</i></font>, 2); // 1023
    String s = bi.toString(2);            // 1111111111
    
    // Parse and format to octal
    bi = new BigInteger(<font color="#0066ff"><i>"1777"</i></font>, 8);       // 1023
    s = bi.toString(8);                   // 1777
    
    // Parse and format to decimal
    bi = new BigInteger(<font color="#0066ff"><i>"1023"</i></font>);          // 1023
    s = bi.toString();                      // 1023
    
    // Parse and format to hexadecimal
    bi = new BigInteger(<font color="#0066ff"><i>"3ff"</i></font>, 16);       // 1023
    s = bi.toString(16);                  // 3ff
    
    // Parse and format to arbitrary radix &lt;= Character.MAX_RADIX
    int radix = <font color="#0066ff"><i>32</i></font>;
    bi = new BigInteger(<font color="#0066ff"><i>"vv"</i></font>, radix);     // 1023
    s = bi.toString(radix);               // vv
</pre>
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            &nbsp;Related Examples
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e126. <a class="eglink" href="AddBigInt.html?l=rel">
    Operating with Big Integer Values
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e127. <a class="eglink" href="AddBigDec.html?l=rel">
    Operating with Big Decimal Values
</a>
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e128. <a class="eglink" href="PrintBigDec.html?l=rel">
    Setting the Decimal Place of a Big Decimal Value
</a>
<br>

e129. <a class="eglink" href="Bits.html?l=rel">
    Performing Bitwise Operations with BigInteger
</a>
<br>

e131. <a class="eglink" href="Bytes2Str.html?l=rel">
    Parsing and Formatting a Byte Array into Binary, Octal, and Hexadecimal
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