Objective-C How to use commas in a number

[windows]

Can anyone help with inserting commas into the number generated below? I am not a student needing help with home work.<br /><!--c1--><div class='codetop'>CODE</div><div class='codemain'><!--ec1--><br />#import <Cocoa/Cocoa.h><br /><br />int main (int argc, char *argv[])<br />{<br />    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];<br />    NSNumber *myNumber;<br />        <br />    myNumber = [NSNumber numberWithLong: 7894563];<br />    printf ("\n\t%lx\n", [myNumber longValue]);<br /><br />  [pool release];<br />  return 0;<br />}<!--c2--></div><!--ec2--><br /><br /><span class='edit'>This post has been edited by <b>jayman9</b>: 22 May, 2007 - 04:25 PM</span>
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