Math.LOG2E LOG2E — Returns the base 2 logarithm of e. Description Math.LOG2E Return values number primitive. Examples Example #1 – LOG2E example Runconsole.log(Math.LOG2E); // 1.4426950408889634 console.log(Number(Math.LOG2E).toFixed(20)); // 1.44269504088896338700 External references Mozilla: Math.LOG2E property