In Numberrangements, you are given an arrangement of letters. The letters represent all of the whole numbers from 1 to the total number of letters used. Each letter represents a different number. Using the clues given, find which number each letter represents.

ABC

DEF

GHI

- The sum of the top row is greater than the sum of the middle row, which is greater than the sum of the bottom row.
- E is a prime factor of G.
- F is greater than A.
- The sum of B and G is equal to H.
- I is not 1.