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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.
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∙ 14y ago
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Is 80 a perfect square number?
No, 80 is a not perfect square.
What are near perfect numbers?
They are numbers that are NEAR PERFECT. a near perfect number is when its factors (exept the actual number) are added up and ALMOST equal the number ex. 16x1/2x8/4x4/ so its factors are 1,2,4,8 and 16 so add them ( exept the actual number) 1+2+4+8=15 so its NEAR PERFECT and a perfect number is a number that all its factors equal to its number ex. 6-1,2,3,6 are its factors all together-1+2+3=6 those are NEAR PERFECT and PERFECT numbers
Is 3 decimal 6 a perfect square?
No, 3.6 is not a perfect square. A perfect square is defined as a number that has a whole number for a square root. In other words, there's no whole number that, when multiplied by itself, equals 3.6.
A perfect square is a number that has an integer square root?
Yes, a perfect square is a number that has an integer square root.
Is 334912740121562 a perfect square?
No, a perfect square number will ALWAYS ends in 0,1,4,5,6,9
Is the number 20 a perfect square?
20 is a not perfect square.
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.
How many perfect numbers are in between 20 and 50?
The only perfect number between 20 and 50 is 28.
How is 20 a perfect number?
It isn't a perfect number.A perfect number is a number which is the sum of its proper divisors (including 1, but excluding itself).The divisors of 20 are 1, 2, 4, 5, 10.1 + 2 + 4 + 5 + 10 = 22 => 20 is not a perfect number.An example of a perfect number is 28:The divisors of 28 are 1, 2, 4, 7, 141 + 2 + 4 + 7 + 14 = 28 => 28 is a perfect number.
How do you find the perfect number between 20 and 30?
The number is 28.
Is the number 20 deficient perfect or abundant?
abundant
Is 20 an abundant deficient or perfect number?
Abundent
Is 20 a perfect square number?
No, it is not. 4x4=16; 5x5=25 20=4x5
Is 20 a perfect number in math?
No. In the first hundred numbers, there are only two perfect numbers: 6, and 28.
A perfect number between 20-30?
It is 28 I did that at school in year 6
What are the perfect number less than 100?
300+20+8 is 10 less than what number
