Properties of the Number 12424

Twelve Thousand Four Hundred Twenty-Four

Basics

Value: 12423 → 12424 → 12425

Parity: even

Prime: No

Previous Prime: 12421

Next Prime: 12433

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 1553

Divisors: 1, 2, 4, 8, 1553, 3106, 6212, 12424

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000010001000

Octal: 30210

Duodecimal: 7234

Hexadecimal: 3088

Square: 154355776

Square Root: 111.46299834474219

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 all extensions over Q₅ with degree n in the algebraic closure of Q₅. A100978

Number of partitions of n into decimal palindromes. A91580

Numbers k such that the digit sum of 167^k is divisible by k. A175552

a(n) = number of steps to reach 0 when starting from k = n³ and repeatedly applying the map that replaces k with k - A055401(k), where A055401(k) = the number of positive cubes needed to sum to k using the greedy algorithm. A261227

Number of partitions of n into decimal repdigit numbers. A88669

Irregular table read by rows: T(n,k) is the number of k-sided polygons formed, for k>=3, in a square when straight line segments connect the n+1 points along each edge that divide it into n equal parts to the n+1 points on the edge on the opposite side of the square. A355841

Number of line segments connecting exactly 3 points in an n X n grid of points. A177719

G.f. satisfies: A(x) = (1 + x*(1-x)*A(x)²) * (1 + x²*A(x)). A216617

Numbers of undirected cycles in the n X n black bishop graph. A234603

a(n) = ∑_j=1..n ∑_k=1..n τ(j·k). A372674