Prime numbers

4 quiz questions about Prime numbers, each with the answer, a short explanation and a confirmed source. Add any question to your own quiz.

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  1. 1

    Which theorem states that every integer greater than 1 can be represented uniquely as a product of prime numbers, up to the order of the factors?

    • Fundamental Theorem of Arithmetic
    • Fundamental Theorem of Algebra
    • Prime Number Theorem
    • Fermat's Little Theorem
  2. 2

    Which ancient algorithm finds all prime numbers up to a specified integer by iteratively crossing out composite multiples of each found prime?

    • Sieve of Eratosthenes
    • Euclidean Algorithm
    • Newton-Raphson Method
    • Dijkstra's Algorithm
  3. 3

    What does Goldbach's conjecture state regarding every even integer strictly greater than 2?

    • It can be expressed as the sum of two primes
    • It can be expressed as the product of two primes
    • It is the difference between two consecutive primes
    • It has an odd number of prime factors
  4. 4

    What is the smallest three-digit prime number?

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