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5 votes
6 answers
8k views

What is the term for groups of numerals within a large number?

I am writing software in which I would like to be able to return the groups of numerals within a large number. For example, given a number 123,456,789, my software would return 123 then 456 then 789. ...
Eric Olsson's user avatar
17 votes
2 answers
9k views

What is the correct term to describe 'primary', 'secondary', etc

What is the correct term to describe the words in the following sequence: primary, secondary, tertiary, quaternary, quinary, senary, septenary, octonary, nonary, denary, duodenary, etc. I am thinking ...
nderjung's user avatar
  • 323