Properties of the Number 23904

Twenty-Three Thousand Nine Hundred Four

Basics

Value: 23903 → 23904 → 23905

Parity: even

Prime: No

Previous Prime: 23899

Next Prime: 23909

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁵ × 3 ² × 83

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101110101100000

Octal: 56540

Duodecimal: 11A00

Hexadecimal: 5d60

Square: 571401216

Square Root: 154.6091847207015

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

Number of aperiodic binary arrays of size n. A323864

Expansion of (1 / theta₄(x) - 1)⁸ / 256. A341369

Maximal length of rook tour on an n X n board. A6071

The Wiener index of a chain of n triangles (i.e., joined like VVV..VV; here V is a triangle!). A143941

a(n) = (2·n+1)*(7·n+1). A33572

Number of edge covers in the n-trapezohedral graph. A356213

Expansion of (theta₃(z)*theta₃(15z) + theta₂(z)*theta₂(15z))⁴. A28628

Even 9-gonal (or enneagonal) numbers. A28992

Triangle read by rows: T(n,k) (n >= 2, k >= 0) is the number of non-crossing connected graphs on n nodes on a circle, having k triangles. Rows are indexed 2,3,4,...; columns are indexed 0,1,2,.... A89435

Number of A095322-primes in range ]2ⁿ,2ⁿ⁺¹]. A95324