Prime Factorization Worksheet
Name: ________________________                       Date: ________________
Tell whether each number is prime, composite, or neither.
  1.    1 _________________
  2.    45 _________________
  3.    87 _________________
  4.    15 _________________
  5.    53 _________________
  6.    110 ________________
  7.    29__________________
  8.    56__________________
  9.    93__________________
  10.   44__________________
  11.   31__________________
  12.   114_________________
Find the prime factorization of each number.
  13. 42
  14. 17
  15. 102
  16. 81
  17. 24
  18. 97
  19. 65
  20. 18
  21. 120
  22. 38
  23. 40
  24. 48