Properties of the Number 18092

Eighteen Thousand Ninety-Two

Basics

Value: 18091 → 18092 → 18093

Parity: even

Prime: No

Previous Prime: 18089

Next Prime: 18097

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 4523

Divisors: 1, 2, 4, 4523, 9046, 18092

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011010101100

Octal: 43254

Duodecimal: A578

Hexadecimal: 46ac

Square: 327320464

Square Root: 134.506505418883

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 compositions of n whose set of distinct parts is pairwise coprime, where a singleton is always considered coprime. A337664

a(n) = ∑_k=0..7 (n + k)². A276026

a(n) is the number of tetrapods standing on the four edges of an n X n grid, so that no two feet are the same distance apart and no foot is on a corner. Tetrapods with congruent footprints are counted only once. A353447

a(n) = ∑_i=0..n digsum₃(i)⁴, where digsum₃(i) = A053735(i). A231505

Dodecahedral surface numbers: a(0)=0, a(1)=1, a(2)=20, thereafter 2*((3·n-7)² + 21). A7589

Decimal expansion of onset of logistic map 5-bifurcation. A118452

G.f. A(x) satisfies: A(x) = 1 + x·A(x)⁵ / (1 + x). A349361

Expansion of 1/((1-3·x)*(1-9·x)*(1-12·x)). A18092