Properties of the Number 28993

Twenty-Eight Thousand Nine Hundred Ninety-Three

Basics

Value: 28992 → 28993 → 28994

Parity: odd

Prime: No

Previous Prime: 28979

Next Prime: 29009

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 79 × 367

Divisors: 1, 79, 367, 28993

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000101000001

Octal: 70501

Duodecimal: 14941

Hexadecimal: 7141

Square: 840594049

Square Root: 170.2733097111817

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Expansion of ∏_j>=1 (1 + (-1 + ∏_k>=1 (1 + x^k))^j). A307128

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 577", based on the 5-celled von Neumann neighborhood. A283085

T(n,k)=Equals two maps: number of nXk binary arrays indicating the locations of corresponding elements equal to exactly two of their king-move neighbors in a random 0..3 nXk array. A220342

Equals two maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to exactly two of their king-move neighbors in a random 0..3 nX3 array. A220340

Odd 10-gonal (or decagonal) numbers. A28993