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Because the property of being a prime or composite is defined only for numbers which are two or larger. If 1 were considered a prime then the fundamental theorem of arithmetic - the unique prime factorisation theorem - would fail.
Wiki User
∙ 8y ago
Wiki User
∙ 8y agoPrime numbers have two factors. Composite numbers have more than two. 1 doesn't have enough factors to qualify for either.
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What is neither a prime nor a composite number?
It is 1 that is neither a prime or a composite number The number 1 is neither prime nor composite.
Is one a prime composite or neither?
The number 1 is neither a prime nor a composite number.
Is 1 a prime composite or neither?
1 is not considered to be a prime or a composite number
Is 1 a prime a composite number or neither?
1 and 0 are neither composite or prime numbers
Which number are neither prime or composite?
0 and 1 are neither prime nor composite.
Which number under 50 is neither prime or composite?
The number '1' is neither prime nor composite.
Is 19 a prime number a composite number or neither?
19 is prime the only numebr that is neither prime or composite is 1
Which number is not a prime or a composite number?
1 is neither prime nor composite.
Is 1 composite prime or neither?
the number 1 is neither. it is a special number. prime, nor composite.
Is 1 a prime or prime?
No 1 is neither a prime number or a composite number
Identify number as prime composite or neither 77?
Identify each number as prime, composite or neither: 1
Is the number 1 a prime composite or neither?
Neither
