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Which of the numbers 20 24 24 and 32 is also a perfect number?
Wiki User
∙ 10y ago
If that second 24 was supposed to be a 28, choose that one.
Wiki User
∙ 10y ago
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Is the number 20 a perfect square?
20 is a not perfect square.
What are the first 20 perfect numbers?
149162536496481100121144169196225256289324361400------------The above numbers are squares not perfect numbers. A perfect number n is one that is equal to the proper divisors of n. Here are the first few:628496812833550336858986905613743869132823058430081399521282658455991569831744654692615953842176191561942608236107294793378084303638130997321548169216I don't know if more of them are known. For more information see oeis.org.
Is there a perfect number between 20 and 30?
28 is a perfect number.
What are the perfect numbers between 1 and 20?
Just 6
A rational number that is also a natural number?
20 is both rational and natural. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Is 20 a perfect number in math?
No. In the first hundred numbers, there are only two perfect numbers: 6, and 28.
How many perfect numbers are in between 20 and 50?
The only perfect number between 20 and 50 is 28.
Is 20 a square number or not?
No. Square numbers (or perfect square numbers) are squares of integers. The perfect square numbers are 1, 4, 9, 16, 25, 36 ... 20 is not in the series.
What is the least number which is a perfect square and is divisible by each of the numbers 16 20 and 24?
360
Is the number 20 a perfect square?
20 is a not perfect square.
What is the probability number is perfect square from 10 to 20?
There are 11 numbers from 10 to 20 if we include 10 and 20. Of those, only 16 is a perfect square. So the probability if 1/11 or .09 repeating.
What are the first 20 perfect numbers?
149162536496481100121144169196225256289324361400------------The above numbers are squares not perfect numbers. A perfect number n is one that is equal to the proper divisors of n. Here are the first few:628496812833550336858986905613743869132823058430081399521282658455991569831744654692615953842176191561942608236107294793378084303638130997321548169216I don't know if more of them are known. For more information see oeis.org.
What numbers are compistive between 11 and 20?
12,14,15,16,18note 20 is also compistive number.
Is there a perfect number between 20 and 30?
28 is a perfect number.
Is the number a perfect square?
20 is a not perfect square.
Is 20 a perfect number?
No it is not. The closest perfect number to it is 28. The divisors of 20 are 1,2,4,5,10 those add up to more than 20 so 20 is an abundant number.
How many numbers between 2 and 20 are perfect squares?
Three numbers.
