Calculate the number 5876

An old lady had always wanted to travel abroad. Now that she was getting on in years, she thought she would really like to do so before she died.

Until now, she'd never even been out of the country. So she began by going in person to the Passport Office and asking how long it would take to have one issued.

"You must take the loyalty oath first," responded the passport clerk. "Raise your right hand, please. "The old gal raised her right hand.

"Do you swear to defend the Constitution of the United States against all its enemies, domestic or foreign?" was the first question.

The little old lady's face paled and her voice trembled as she asked in a small voice, "Uhhh . . . all by myself?"