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Perfect squares?
Natural numbers which are the scales of some natural numbers are perfect squares
How many square numbers between 1 80?
Infinitely many, since every number in that range is a square of some other number. There are 7 perfect square numbers.
What are some perfect numbers?
6, 28, 496, 8128
What is perfect number in C language?
Perfect numbers have nothing to do with programming languages. Some of them are: 6, 28, 496, 8128, 33550336.
Perfect numbers between 20 and 30?
There are no perfect numbers between 20 and 30. Perfect numbers are numbers that are equal to the sum of their proper divisors, excluding the number itself. The perfect numbers within this range would be 28, but that is incorrect as 28 is not a perfect number.
What are example of perfect numbers?
6 and 28 are perfect numbers.
What numbers are almost perfect numbers?
Almost perfect numbers refer to numbers whereσ(x) = 2x - 1, where σ is the sum of divisors function. Any number in the form 2n is almost perfect becauseσ(2n) = 1 + 2 + 4 + ... + 2n = 2n+1-1 = 2(2n) - 1.It is unknown whether any other almost perfect numbers exist.
What are some common irrational numbers?
The square root of any integer (except for a perfect square) is an irrational number. Other well-known irrational numbers are pi = 3.14159265... and e = 2.71828...
What is a perfect square factor?
All numbers have factors. Some factors are perfect squares. We call these perfect square factors. 9 is a perfect square factor of 27.
Is 31 a perfect number?
No. The only perfect numbers less than 100 are 6 and 28. All known perfect numbers are even - it is unknown whether there are odd perfect numbers.
What is a perfect number in c language?
Perfect numbers have nothing to do with programming languages. Some of them are: 6, 28, 496, 8128, 33550336.
Is 1044 a square number?
Yes, in so far as all numbers are squares (of some number). But it is not a perfect square.
