1.   The number 17 is _____.
    A. neither B. both
    C. composite D. prime
    Hint

  2.   What prime number does the expression n2 - n + 41 yield when n = 9?
    A. 113 B. 111
    C. 119 D. 109
    Hint

  3.   Write the prime factorization of 568.
    A. 33 · 71 B. 23 · 71
    C. 23 · 73 D. 2 · 283
    Hint

  4.   Write the prime factorization of 3,672.
    A. 23 · 3 · 153 B. 23 · 33 · 17
    C. 24 · 217 D. 25 · 112
    Hint

  5.   What is the smallest prime number that is a factor of 2,465?
    A. 2 B. 7
    C. 3 D. 5
    Hint