This is the fourth triangular number, and it's denoted by A in hexadecimal.
There are this many steps in glycolysis, and the element of this number unusually has the highest value on the Allen scale of electronegativity. The cranial nerve of this number is responsible for parasympathetic control of digestion and the heart, and is otherwise known as the vagus. A normal human has this many metatarsal bones. An increase of 1 on the Richter scale corresponds with multiplying amplitude by this number. This is the fourth triangular number, and it's denoted by A in hexadecimal. This integer is raised to a given power when numbers are represented in scientific notation. For 10 points, identify this integer denoted 1010 ["one-zero-one-zero"] in binary, the base of the common logarithm.
There are this many steps in glycolysis, and the element of this number unusually has the highest value on the Allen scale of electronegativity.
10 [or X]