Properties of the Number 55431

Fifty-Five Thousand Four Hundred Thirty-One

Basics

Value: 55430 → 55431 → 55432

Parity: odd

Prime: No

Previous Prime: 55411

Next Prime: 55439

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 2053

Divisors: 1, 3, 9, 27, 2053, 6159, 18477, 55431

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100010000111

Octal: 154207

Duodecimal: 280B3

Hexadecimal: d887

Square: 3072595761

Square Root: 235.43788989880113

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

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 2,1,3,0,4 for x=0,1,2,3,4. A196696

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 2,1,4,0,3 for x=0,1,2,3,4. A196729

Number of nX3 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 2,1,3,0,4 for x=0,1,2,3,4. A196691

Number of Grassmannian permutations of size n that avoid a pattern, σ, where σ is a pattern of size 6 with exactly one descent. A362193

Number of nX7 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 2,1,3,0,4 for x=0,1,2,3,4. A196695

Number of nX7 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 2,1,4,0,3 for x=0,1,2,3,4. A196728

Number of points in Zⁿ of norm <= 7. A55431