ordinal vs quadrillionth

ordinal and quadrillionth both are nouns.

Word	Noun	Adjective	Verb	Adverb
ordinal	Yes	Yes	No	No
quadrillionth	Yes	Yes	No	No

ordinal (noun)	quadrillionth (noun)
the number designating place in an ordered sequence	one part in a quadrillion equal parts

ordinal (adjective)	quadrillionth (adjective)
being or denoting a numerical order in a series	the ordinal number of one quadrillion in counting order
of or relating to a taxonomic order