13 factors for clotting of blood

1. Factor I is fibrinogen.
2. Factor II is prothrombin.
3. Factor III is thromboplastin.
4. Factor IV is calcium.
5. Factor V is proaccelerin.
6. Factor VI is not assigned any name.
7. Factor VII is proconvertin.
8. Factor VIII is antihemophilic factor.
9. Factor IX is christmas factor.
10. Factor X is stuart factor.
11. Factor XI is Plasma thromboplastin antecedent.
12. Factor XII is Hageman factor.
13. Factor XIII is Fibrin stabilizing factor.