Which of the following is a factor of 17?
1
2
4
8
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Factors of 17
The factors of 17 are 1 and 17. As a prime number, 17 has only these two distinct positive divisors. Prime numbers like 17 cannot be divided evenly by any number other than 1 and themselves. This unique property is significant in various mathematical fields, including number theory and cryptography. Knowing that 17 has no other factors simplifies many mathematical computations and problem-solving scenarios. Its prime status indicates that it cannot be broken down further into other multiplicative components, emphasizing its importance in the study and application of mathematics.
What are the Factors of 17?
The factors of 17 are 1 and 17. This is because 17 is a prime number, meaning it has exactly two distinct positive divisors: itself and 1. Prime numbers are unique in that they cannot be divided evenly by any other numbers. This property makes 17 significant in various mathematical fields, such as number theory and cryptography. Understanding that 17 has no other factors simplifies many mathematical computations and problem-solving.
Factors Pairs of 17
- The factor pairs of 17 are:
(1, 17)
Since 17 is a prime number, it has only one factor pair.
The only way to multiply two positive integers to get 17 is by using 1 and 17.
Prime numbers like 17 have a unique property of having just one factor pair.
This distinguishes them from composite numbers that have multiple factor pairs.
The unique factor pair of 17 highlights its importance in areas such as number theory.
How to Calculate Prime Factors of 17
Calculating the prime factors of a number involves identifying which prime numbers can be multiplied together to result in the original number. Since 17 is a prime number, its only prime factor is 17 itself. Here’s a step-by-step guide to calculate the prime factors of 17:
Step 1: Identify if the number is prime
- Determine if 17 is a prime number by checking if it has any divisors other than 1 and itself.
- Since 17 is not divisible by any other number (except 1 and 17), it is confirmed to be a prime number.
Step 2: List the prime factors
- Because 17 is a prime number, it has no other prime factors.
- Therefore, the only prime factor of 17 is 17 itself.
Step 3: Conclusion
- The prime factorization of 17 is simply 17.
- No further factorization is needed since it is a prime number.
Factors of 17 : Examples
Example 1: Verify 1 as a Factor
17÷1=17
1 divides 17 exactly, leaving no remainder. Hence, 1 is a factor of 17.
Example 2: Verify 17 as a Factor
17÷17=1
17 divides 17 exactly, leaving no remainder. Therefore, 17 is a factor of 17.
Example 3: Verify 2 as a Factor
17÷2=8.5
2 does not divide 17 exactly, as it leaves a remainder. Thus, 2 is not a factor of 17.
Example 4: Verify 3 as a Factor
17÷3=5.6667
3 does not divide 17 exactly, as it leaves a remainder. Therefore, 3 is not a factor of 17.
Example 5: Verify 5 as a Factor
17÷5=3.4
5 does not divide 17 exactly, as it leaves a remainder. Hence, 5 is not a factor of 17.
Factors of 17 : Tips
Understanding the factors of a number is essential in various aspects of mathematics, from basic arithmetic to complex algebra. The factors of a number are integers that can be multiplied together to produce that number. For example, the factors of 17 are the numbers that, when multiplied, result in 17. Here are some tips to help you understand and determine the factors of 17:
- Recognize that 17 is a prime number. A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.
- For any prime number, the only factors are 1 and the number itself. Therefore, the factors of 17 are 1 and 17.
- To verify if 17 is a prime number, check its divisibility by prime numbers less than its square root. For 17, the square root is approximately 4.1, so check divisibility by 2 and 3. Since 17 is not divisible by any of these, it confirms that 17 is a prime number.
- Use factor pairs to understand the concept better. For 17, the factor pairs are (1, 17), meaning 1 multiplied by 17 equals 17.
- Remember, prime numbers like 17 are unique because they have exactly two factors, making them easy to identify and work with in various mathematical applications.
Is 17 a prime number?
Yes, 17 is a prime number. This means it has only two distinct positive divisors: 1 and itself (17).
What is the greatest common factor (GCF) of 17?
The greatest common factor (GCF) of 17 with any other number is always 1, unless the other number is also 17. For example, the GCF of 17 and 34 is 17.
Is there a factor tree for 17?
A factor tree is used to break down a number into its prime factors. Since 17 is already a prime number, its factor tree would simply be 17 with no further branches.
How do you know if a number is a factor of 17?
To determine if a number is a factor of 17, you can divide 17 by that number. If the result is an integer (no remainder), then the number is a factor of 17. However, since 17 is prime, only 1 and 17 meet this criterion.
What are the positive and negative pair factors of 17?
The positive pair factors of 17 are (1, 17). The negative pair factors of 17 are (-1, -17).
What is the sum of factors of 17?
The sum of the factors of 17 is 18, calculated by adding its factors: 1 + 17 = 18.
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Practice Test
Which of the following numbers is a factor of 17?
3
5
17
7
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Which of the following is a prime number among these factors?
2
5
7
17
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What is the result of 17 divided by its only other factor besides 1?
1
17
0
2
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Which of these numbers is not a factor of 17?
1
17
34
None
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How many total factors does 17 have?
1
2
3
4
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What is the smallest factor of 17?
0
17
1
2
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Which statement is true about the factors of 17?
17 has three factors.
17 has only two factors.
17 has no factors.
17 has four factors.
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Which number among these is not a factor of 17?
1
17
9
8
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What does the number 17 and the number 1 have in common in terms of factors?
Both are factors of each other.
17 is a factor of 1.
1 is a factor of 17.
Neither has any factors.
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