Is 7 a prime number or a composite number?
Prime
Composite
Neither
Both
Yes – 7 is a prime number.
Why Yes: 7 is a prime number because it meets the prime criteria of having exactly two distinct positive divisors: 1 and itself (7). Check if any number is Prime or not.
NO – 7 is not a Composite Number
Why not: 7 is not a composite number; it is a prime number because it only has two distinct positive divisors: 1 and itself.
Determine if the number 7 is prime or composite. Recall that prime numbers have only two distinct divisors: 1 and themselves, while composite numbers have more than two.
Property | Answer |
---|---|
Is 7 a prime number? | Yes |
Is 7 a composite number? | No |
Is 7 a perfect square? | No |
Factors of 7 | 1, 7 |
Multiples of 7 | 7, 14, 21, 28, 35, 42, 49, 56, 63, 70 |
Cube Root of 7 | Not a whole number |
Square of 7 | 49 |
Square Root of 7 | Not a whole number |
Is 7 a Perfect Square? | No |
Is 7 a Perfect Cube? | No |
Is 7 an Irrational number | No |
Is 7 a Rational number | Yes |
Is 7 a Real number | Yes |
Is 7 an Integer | Yes |
Is 7 a Natural number | Yes |
Is 7 a Whole number | Yes |
Is 7 an Even or odd number | No (7 is an odd number) |
Is 7 an Ordinal number | Yes |
Is 7 a Complex number | Yes (as all real numbers are also complex numbers |
The factors of 7 are 1 and 7 itself. A factor is a number that divides into another number without leaving a remainder. Since 7 is a prime number, its only factors are 1 (which is a factor of every number) and 7 (since it can only be divided by itself and 1 without leaving a remainder).
7 is not only recognized as a prime number but also stands out as one of the notable odd prime numbers. This characteristic aligns it with the common property of prime numbers being indivisible by any number other than 1 and themselves. The number 7, in particular, holds a special place in numerous cultures around the world, often regarded as a lucky number. Its status as a prime number and its cultural significance highlight the intriguing interplay between mathematics and human belief systems. The fascination with 7 extends beyond its mathematical properties, delving into its symbolic and mystical aspects, thereby enriching our understanding of numbers not just as abstract entities, but as carriers of meaning and significance.
What kind of prime is 7?
7 is an odd prime number, which means it is a prime number greater than 2 and cannot be evenly divided by 2, fitting into the category of odd primes.
Is 7 a twin prime?
Yes, 7 is a twin prime. It forms a pair with 5, where both numbers are prime, and the difference between them is exactly two, fitting the definition of twin primes.
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Is 7 a prime number or a composite number?
Prime
Composite
Neither
Both
Which statement is true about the number 7?
It is a prime number because it has no divisors other than 1 and 7.
It is a composite number because it has divisors other than 1 and 7.
It is both prime and composite.
It is neither prime nor composite.
The number 7 can be classified as which of the following?
Prime
Composite
Both prime and composite
Neither prime nor composite
Determine if 7 is a prime or composite number.
Prime
Composite
Neither
Both
Is the number 7 prime or composite?
Composite
Prime
Neither
Both
Why is 7 considered a prime number?
Because it has only one divisor.
Because it has exactly two divisors.
Because it has more than two divisors.
Because it has no divisors.
What makes 7 a prime number?
It has no divisors.
It has exactly one divisor.
It has exactly two divisors.
It has more than two divisors.
Which of the following best describes the number 7?
Prime
Composite
Both
Neither
Can 7 be classified as a composite number?
Yes, because it has more than two divisors.
No, because it has exactly two divisors.
Yes, because it is an even number.
No, because it is an odd number.
Is 7 a composite number?
Yes, because it is odd.
Yes, because it has more than two divisors.
No, because it has only two divisors.
No, because it is even.
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