Math Problem Statement

name:%0A2A%0AWhen%20factored%20into%20primes,%202023%20=%207%20x%20172.%20How%20many%20whole%0Anumber%20factors%20does%202023%20have?

Solution

To determine the number of whole number factors of 2023, we use the prime factorization method. The process involves:

  1. Expressing the number 20232023 as a product of its prime factors: 2023=7×1722023 = 7 \times 172 Here, 172172 further factors into 22×432^2 \times 43, so: 2023=7×22×432023 = 7 \times 2^2 \times 43

  2. Writing the prime factorization in terms of powers: 2023=22×71×4312023 = 2^2 \times 7^1 \times 43^1

  3. To find the total number of factors, add 1 to each of the exponents in the prime factorization and then multiply the results:

    • The exponents are 22, 11, and 11.
    • Add 11 to each: 2+1=32+1 = 3, 1+1=21+1 = 2, 1+1=21+1 = 2.
    • Multiply these results: 3×2×2=123 \times 2 \times 2 = 12

Final Answer:

The number 20232023 has 12 whole number factors.

Would you like a detailed list of these factors or have any other questions?


Related Questions:

  1. How do you determine the total number of factors for any composite number?
  2. What is the importance of prime factorization in finding factors?
  3. Can we apply the same method to numbers that are prime themselves?
  4. How do we list all the factors once we know their count?
  5. What is the relationship between prime factorization and divisors?

Tip:

Always double-check the correctness of your prime factorization, as it is the foundation for calculating the number of factors.

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Math Problem Analysis

Mathematical Concepts

Number Theory
Prime Factorization
Factors and Divisors

Formulas

Total factors = (e1 + 1)(e2 + 1)...(en + 1), where e1, e2,...en are exponents in prime factorization

Theorems

Fundamental Theorem of Arithmetic

Suitable Grade Level

Grades 7-9