Question: Is 23 Abundant Deficient Or Perfect?

Is 6 a deficient number?

A whole number is deficient if the sum of its proper divisors is less than the whole number.

The number 6 is perfect.

Its proper divisors are 1, 2, and 3 and the sum of its proper divisors is 6..

Why is no even number Super deficient?

A number n is deficient if the sum of its proper factors is less than n. For example, 22 is deficient since 1 + 2 + 11 = 14 < 22. A number n is super-deficient if twice the sum of its proper factors is less than n.

Is 48 abundant deficient or perfect?

The Integers 1 to 100NDivisors of NNotes461, 2, 23, 46Deficient471, 47Deficient481, 2, 3, 4, 6, 8, 12, 16, 24, 48Abundant491, 7, 49Deficient65 more rows

Is 26 a deficient number?

Deficient numbers occur more frequently than abundant numbers. In other words, the sum of the proper divisors of most numbers is less than the numbers themselves. Examples of deficient numbers include 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 19, 21, 22, and 23.

What is the 5th perfect number?

List of perfect numbersRankpPerfect number47812851333550336617858986905671913743869132847 more rows

What is a divisor of 21?

1 to 100nDivisorsNotes211, 3, 7, 21deficient, composite221, 2, 11, 22deficient, composite231, 23deficient, prime241, 2, 3, 4, 6, 8, 12, 24abundant, highly abundant, composite, highly composite72 more rows

Is 22 abundant deficient or perfect?

Deficient number For example, 22 is deficient because its proper factors sum to 14 < 22. The smallest deficient numbers are 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 13, 14, 15, 16, and 17.

Is 21 a deficient number?

Its proper divisors are 1, 3 and 7, and their sum is 11. Because 11 is less than 21, the number 21 is deficient.

What are the first 10 multiples of 10?

Multiples of 10 are 10, 20, 30, 40, 50, 60, etc.

Is 28 a perfect number?

Perfect number, a positive integer that is equal to the sum of its proper divisors. … The smallest perfect number is 6, which is the sum of 1, 2, and 3. Other perfect numbers are 28, 496, and 8,128.

Why is 4 and 16 called near perfect?

A number that the sum of all of it’s proper factors is 1 less than itself. i.e.: 32 is a near-perfect number, because it’s proper factors, (1, 2, 4, 8, and 16,) added up equal 31, one less than 32.

Is 24 abundant deficient or perfect?

For example, the proper divisors of 24 are 1, 2, 3, 4, 6, 8, and 12, whose sum is 36. Because 36 is more than 24, the number 24 is abundant. Its abundance is 36 − 24 = 12.

Is 25 an abundant number?

The sum of the proper divisors of a number determines if the number is abundant, deficient, or perfect. … The first 25 abundant numbers are 12, 18, 20, 24, 30, 36, 40, 42, 48, 54, 56, 60, 66, 70, 72, 78, 80, 84, 88, 90, 96, 100, 102, 104, and 108. Notice that all those numbers are even.

What are the four abundant numbers between 1 and 25?

The four abundant numbers are: 12, 18, 20, and 24.

What is the number of abundance?

8The mystical meaning of number 8: abundance, prosperity, financial wellbeing / numerology #numerologychart. Find this Pin and more on Numerology by Jules Duquette.

Is 27 a deficient number?

The integer 27 is an odd number. The integer 27 is a Composite number. 13 is less than 27, so 27 is a deficient number.

How do you tell if a number is abundant deficient or perfect?

Abundant: The sum of the proper factors is greater than the number itself. Deficient: The sum of the proper factors is less than the number itself. Perfect: The sum of the proper factors is equal to than the number itself.

Why is 36 not a prime number?

For 36, the answer is: No, 36 is not a prime number. The list of all positive divisors (i.e., the list of all integers that divide 36) is as follows: 1, 2, 3, 4, 6, 9, 12, 18, 36. For 36 to be a prime number, it would have been required that 36 has only two divisors, i.e., itself and 1.