Properties of the Number 20598

Twenty Thousand Five Hundred Ninety-Eight

Basics

Value: 20597 → 20598 → 20599

Parity: even

Prime: No

Previous Prime: 20593

Next Prime: 20599

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 3433

Divisors: 1, 2, 3, 6, 3433, 6866, 10299, 20598

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101000001110110

Octal: 50166

Duodecimal: BB06

Hexadecimal: 5076

Square: 424277604

Square Root: 143.52003344481216

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

Total number of domino tilings of Ferrers-Young diagrams summed over all partitions of 2n. A304662

Triangle read by rows: T(n,k) = the number of Dyck paths of semilength n with k UDUU's, 0 <= k <= floor((n-1)/2). A116424

Number of meta-Sylvester classes of 4-multiparking functions of length n. A243698

Total number of tilings of Ferrers-Young diagrams using dominoes and at most one monomino summed over all partitions of n. A304680

Numbers·such that 0 < |x¹¹ - y¹⁰| < x^89/10 for some number y. A173378

Numbers k such that x^k + x + 1 is a primitive polynomial modulo 2. A73639

Smallest nonempty set S containing prime divisors of 5k+4 for each k in S. A20598