commensurable vs coprime

commensurable

adj
  • (of two or more numbers) Divisible by the same number ᵂᴾ 

  • Able to be measured using a common standard. 

  • Related in size or scale; commensurate or proportionate. 

coprime

adj
  • Having no positive integer factors, aside from 1, in common with one or more specified other positive integers. 

  • Whose greatest common divisor is a nonzero constant (i.e., polynomial of degree 0). 

  • Having no positive integer factors in common, aside from 1. 

How often have the words commensurable and coprime occurred in a corpus of books? (source: Google Ngram Viewer )