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Under the number 31 what is the only positive number that is neither prime nor composite?
Wiki User
∙ 2012-06-18 01:42:00
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Wiki User
∙ 2012-06-18 01:42:00
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Which number under 50 is neither prime or composite?
The number '1' is neither prime nor composite.
What are all the composite numbers under 100?
So we eliminate prime numbers. Note that the number 1 is neither prime nor composite. We have left:4689101214151618202122242526272830323334353638394042444546484950515254555657586062636465666869707274757677788081828485868788909192939495969899100
Is 1 composite or prime?
1 is neither a composite nor a prime number. A prime number is one with exactly two positive divisors, itself and one. One has only one positive divisor. It cannot be written as a product of two factors neither of which is itself, so one is also not composite.A prime number is defined as being a natural number that is evenly divisible by exactly two distinct natural numbers. In the case of the number one, 1 is the only natural number that it can be evenly divided by. Thus, 1 has only one distinct divisor, not the required two necessary to make it a prime number. A numbers having this property is called a "unit".Even though it isn't a prime number, one has certain properties that make it even more special. For example, it's the building block for the other numbers:2 = 1 + 1,3 = 2 + 1,4 = 3 + 1.Also, it's what's called the identity element under multiplication; which means that when you multiply any number by one, you get that same number back. Specifically, 1 • X = X • 1 = X , where X is any number.It's neither.
Is the number 1 a prime or composite?
The concept of prime or composite is defined only for integers greater than 1.An alternative argument that is that a 1 has only 1 factor, which is 1. Primes have exactly 2, and composites more than 2. So 1 is neither prime nor composite.This ensures that the unique prime factorisation theorem (the fundamental theorem of arithmetic) is true.
A composite number that is odd under the number 20?
15
What is the greatest composite number 100?
The greatest composite number under 100 is 99. The greatest composite factor of 100 is 100.
What is the smallest 1-digit composite number?
Referring to only positive integers, the smallest composite number is 4 (2 x 2). A composite number is any number that is the product of two or more prime numbers.*Referring to all integers, it would be the negative number -9, (3 x -3), which is the also the arithmetically lowest one-digit number. However, under normal definitions, negative numbers are not considered prime or composite numbers.
Is the set of composite number closed under multiplication?
Is { 0, 20 } closed under multiplication
What is the answer to a positive number mines a negative number if the number on the left side is positive and its bigger?
I don't know but I think it is always 0 or under
A number that is not prime or composite?
A number that isn't prime or composite is 1 its only factor is 1 (1 x 1).For a number to be prime, it should have two factors: 1 and itself.For a number to be composite, it should have more than two factors.1 has under two factors, which therefore makes it a "special number".
Is 91 a prime number under 100?
91 is not a prime number. 91 is a composite number having the factors 1, 7, 13, and 91.
What type of volcano is a composite volcano?
A composite volcano IS a type of volcano, so any composite volcano falls under the category of 'composite volcanoes'.
