Properties of the Number 23686

Twenty-Three Thousand Six Hundred Eighty-Six

Basics

Value: 23685 → 23686 → 23687

Parity: even

Prime: No

Previous Prime: 23677

Next Prime: 23687

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 13 × 911

Divisors: 1, 2, 13, 26, 911, 1822, 11843, 23686

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101110010000110

Octal: 56206

Duodecimal: 1185A

Hexadecimal: 5c86

Square: 561026596

Square Root: 153.90256658028807

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

Row sums of inverse of Riordan array (1/(1+x),x/(1+x)⁴). A107026

Array read by antidiagonals: T(m,n) is the number of (non-null) induced trees in the grid graph P_m X P_n. A360202

Number triangle associated to the Riordan arrays (1/(1+x),x/(1+x)^k),k>=0. A107027

Number triangle associated with the Riordan arrays (1/(1+x),x/(1+x)^k),k>=0. A107030

Number of fixed polyominoes with n cells that have fourfold rotational symmetry centered at the center of a cell. A348849

Expansion of (1/x) * Series_Reversion( x / (1+x+x⁴/(1+x)³) ). A369592

Discriminants of totally real sextic fields. A23686