Properties of the Number 26524

Twenty-Six Thousand Five Hundred Twenty-Four

Basics

Value: 26523 → 26524 → 26525

Parity: even

Prime: No

Previous Prime: 26513

Next Prime: 26539

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 19 × 349

Divisors: 1, 2, 4, 19, 38, 76, 349, 698, 1396, 6631

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110011110011100

Octal: 63634

Duodecimal: 13424

Hexadecimal: 679c

Square: 703522576

Square Root: 162.8619046922883

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

Table read by antidiagonals: T(n,k) is the number of tilings of the n X k torus up to horizontal and vertical reflections by an asymmetric tile. A368304

a(n) = binomial(n+2, 2) + binomial(n+4, 5). A27658

First differences of A293160. A295783

Row sums of the triangle A391318, given by T(n,k) = T(n-1,k) + T(n-1,k-1) + T(n-2,k-1) + 1, with T(0,0) = T(n,-1) = T(n,n+1) = 0. A391272

Row sums of triangle A105626. A105628

Number of frieze patterns of length n under a certain group (see Pisanski et al. for precise definition). A123046

Number of nondecreasing -2..2 vectors of length n whose dot product with some nonincreasing -2..2 vector equals n. A226393

a(n) = T(n, n-4), T given by A026519. Also a(n) = number of integer strings s(0), ..., s(n), counted by T, such that s(n) = 4. A26524