Properties of the Number 55432

Fifty-Five Thousand Four Hundred Thirty-Two

Basics

Value: 55431 → 55432 → 55433

Parity: even

Prime: No

Previous Prime: 55411

Next Prime: 55439

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 13 ² × 41

Divisors: 1, 2, 4, 8, 13, 26, 41, 52, 82, 104

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100010001000

Octal: 154210

Duodecimal: 280B4

Hexadecimal: d888

Square: 3072706624

Square Root: 235.44001359157284

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

Expansion of g.f. (1 - 3·x + x² - sqrt(1 - 6·x + 7·x² - 2·x³ + x⁴))/(2·x). A78482

Number of independent vertex sets and vertex covers in the n-triangular honeycomb queen graph. A289709

Distinct even numbers in the numerators of the 1/3-Pascal triangle (by row). A46559

a(n) = n² * (n³ + 2n² + 7n - 2) / 8. A106845

Distinct even numbers in writing first numerator and then denominator of each element to the right of the central elements of the 1/3-Pascal triangle (by row). A46562

Self-conjugate digitized partition numbers. A68325

Integers written in base "triangle". A110301

Number of points in Zⁿ of norm <= 8. A55432

Number of (2+1) X (n+1) arrays of permutations of 0..n·3+2 with each element having directed index change 0,0 0,1 1,0 -1,0 or 0,-2. A264219