Prime Numbers: The Building Blocks of Mathematics - Quiz
- 1. Which of the following is the smallest prime number?
A) 5
B) 2
C) 1
D) 3
- 2. What is the next prime number after 17?
A) 21
B) 25
C) 19
D) 23
- 3. What is the prime factorization of 20?
A) 2 x 3 x 5
B) 2 x 2 x 2
C) 3 x 3 x 3
D) 2 x 2 x 5
- 4. What is the sum of the first five prime numbers?
A) 30
B) 25
C) 28 (2 + 3 + 5 + 7 + 11)
D) 20
- 5. Which famous mathematician proposed the Goldbach Conjecture regarding prime numbers?
A) Euclid
B) Leonhard Euler
C) Christian Goldbach
D) Pierre de Fermat
- 6. What is the first prime number above 100?
A) 101
B) 99
C) 103
D) 97
- 7. What is the product of the first three prime numbers?
A) 35
B) 20
C) 25
D) 30 (2 x 3 x 5)
- 8. Which algorithm can be used to determine if a number is prime?
A) Euclidean algorithm
B) Dijkstra's algorithm
C) Sieve of Eratosthenes
D) Quick sort algorithm
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