An even number can be divided by 2 evenly. An odd number will have a remainder of 1 when divided by 2. 81 is an odd number.
81 is an odd composite number.
no because 81 is an odd number. only even numbers are divisible by 2 evenly.
81
27 and 81
The difference of an odd number and an even number is an odd number.
81 is an odd composite number.
No, 81 is an odd number.
25 + 56 = 81 81 = odd number
Odd
27 and 81 are the odd numbers. Since odd numbers are 1, 3, 5, 7 and 9, look at the last number and you will be able to tell if it's odd or even.
no because 81 is an odd number. only even numbers are divisible by 2 evenly.
An odd number is a whole number that can not be evenly divided by 2. 81 divided by 2 is 40.5 (which is not a whole number, because of the fraction of a number, .5) therefore, it is an odd number.
Yes, it is.
odd * odd = odd answer even * even = even answer odd * even = even answer
All even numbers have 2 as a factor, but no odd numbers do. The only even number that will appear as a factor in prime factorizations is 2, because it is the only even prime number. Thus, an odd number will not have even numbers in its prime factorization because an odd number is not evenly divisible by 2. The only even numbers that could appear in the exponential form are the exponents. For example 81 is 34. The factor is an odd number - 3, while the exponent is an even number - 4.
"IT IS ALWAYS A ODD"
81