Integer with special properties (anglický)
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Definícia vek 14 úroveň 2
Some classes of integers can be defined by their properties, for instance how many factors they have or whether they can be used to represent a square or a triangle. These are some of the the most interesting families of whole numbers.
Prepojenia
- širší:
- (en) Integer
- užší:
- (en) Abundant number
- (en) Algebraic integer
- (en) Aliquot sequence
- (en) Almost perfect number
- (en) Amicable numbers
- (en) Amicable pair
- (en) Amicable triplet
- (en) Catalan number
- (en) Composite number
- (en) Cullen number
- (en) Deficient number
- (en) Fermat number
- (en) Fibonacci number
- (en) Happy number
- (en) Harshad number
- (en) Kaprekar number
- (en) Lucky number
- (en) Multiply perfect number
- (en) Odd number
- (en) Palindrome
- (en) Perfect number
- (en) Plato's number
- (en) Prime number
- (en) Pseudoperfect number
- (en) Pythagorean triple
- (en) Quasi-perfect number
- (en) Repunit
- (en) Sad number
- (en) Semi-prime number
- (en) Sociable chain
- (en) Subfactorial
- (en) Tri-automorphic number
- (en) Trimorphic number
- (en) Untouchable number
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