digit
di-git
noun
Any of the ten symbols (0, 1, 2, 3, 4, 5, 6, 7, 8, 9) used to write numbers.
"Please enter the four-digit code."
noun
A finger or a toe on the hand or foot of a human or animal.
"The cat had an extra digit on its paw."
Thesaurus
Synonyms: figure, dactyl, finger's breadth, finger, fingerbreadth