If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.
It is unknown whether an odd perfect number actually exists. If an odd perfect number exists it will be extremely large, that is in excess of 10300.
The largest odd number that can be made with those digits is 9407 .
3 and and any number with the ones digit that is odd The smallest odd number is ' 1 '. There's no such thing as the 'largest' one. Whatever odd number you name, no matter how large it is, all I have to do is add 2 to your number, and I can always come up with a larger odd number.
No. Because 7 is not even a perfect number; it is conjectured (not proven) that there are no odd perfect numbers only even ones and 7 is an odd number - it has been proven that if there is an odd perfect number it has to be extremely large, much-much-much larger than 7)
If by 'perfect number' you mean 'perfect SQUARE', then yes. 49 is an odd number and a perfect square.
the largest odd number is 9
It is unknown whether an odd perfect number actually exists. If an odd perfect number exists it will be extremely large, that is in excess of 10300.
There is no "biggest" odd number as they continue infinitely. The largest odd number that can be represented in a finite way depends on the number system being used. In the decimal system, the largest odd number with a defined value would be 9.
The largest 3-digit odd number is 999.
An odd number.
A perfect square has an odd number of factors.
-1 is an odd number but not a perfect square.
if a number has an odd number of factors it would be a perfect square
if a number has an odd number of factors it would be a perfect square
There is no such thing as a largest number - odd or even - because numbers go on for ever.
1 is odd and a perfect square.