'Twenty seven' in the Bible

Sara was a hundred and twenty seven years old, for so long lived she,

And the rest fled to Aphek into the city. And there fell a wall upon twenty seven thousand of them that were left. And Benhadad fled and went into the city, from chamber to chamber.

When he began to reign, he was twenty seven years old, and reigned in Jerusalem eight years. And he walked not pleasantly and they buried him in the city of David: but not in the sepulchre of the kings.