Math.LOG10E LOG10E — Returns the base 10 logarithm of e. Description Math.LOG10E Return values number primitive. Examples Example #1 – LOG10E example Runconsole.log(Math.LOG10E); // 0.4342944819032518 console.log(Number(Math.LOG10E).toFixed(20)); // 0.43429448190325181667 External references Mozilla: Math.LOG10E property