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What is the Perfect number and what is the perfect number after 28?

Anonymous

∙ 13y ago

Updated: 9/20/2023

A perfect number is a number that is the sum of all its proper factors (that is all its factors excluding itself).

The next perfect number after 28 is 496

Wiki User

∙ 13y ago

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Is there a perfect number between 20 and 30?

28 is a perfect number.

When after 11 is there a perfect number?

The next perfect number after 11 is 28.

Is 22 a perfect number or a near number?

22 is not a perfect number but 6, 28, 496 and 8128 are perfect numbers.

Is 29 a perfect number?

29 is not a perfect number - though 28, its predecessor, is.

Is the number 42 a perfect number?

No, it is not a perfect number. The first four known perfect numbers are 6, 28, 496 and 8,128.

Related Questions

Is 28 a perfect number?

Yes it is. 6 is the first perfect number, 28 is the second perfect number.

When after 11 is there a perfect number?

The next perfect number after 11 is 28.

Is there a perfect number between 20 and 30?

28 is a perfect number.

Is 22 a perfect number or a near number?

22 is not a perfect number but 6, 28, 496 and 8128 are perfect numbers.

Is 29 a perfect number?

29 is not a perfect number - though 28, its predecessor, is.

Why is 28 a perfect number?

A number is perfect if all it's factors (barring itself) sum to make the original number. In this case, the factors of 28 are 1,2,4,7 and 14. Added up, these equal 28. Thus, 28 is a perfect number.

Is the number 42 a perfect number?

No, it is not a perfect number. The first four known perfect numbers are 6, 28, 496 and 8,128.

How is 2002 a perfect number?

2002 is not a perfect number. The first four perfect numbers are 6, 28, 496, and 8128.

What is the second perfect number?

28

Is 25 a perfect number?

No, but 28 is...

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.

What is the perfect number between 20 and 30?

The perfect number between 20 and 30 is 28. A perfect number is defined as a positive integer that is equal to the sum of its proper divisors, excluding itself. For 28, the divisors are 1, 2, 4, 7, and 14, which add up to 28. Thus, 28 is the only perfect number in that range.

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