Properties of the Number -13893

Thirteen Thousand Eight Hundred Ninety-Three

Basics

Value: -13894 → -13893 → -13892

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 × 421

Divisors: 1, 3, 11, 33, 421, 1263, 4631, 13893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11011001000101

Octal: -33105

Duodecimal: -8059

Hexadecimal: -3645

Square: 193015449

Square Root: 117.8685708745126

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

Triangle read by rows: matrix inverse of A110877. A126126

Coordination sequence for "tea" 3D uniform tiling. A299285

Table in which the g.f. of row n, R(n,x), satisfies ∑_k=-oo..+oo (-1)^k * (x^k + n·R(n,x))^k = 1 + (n+2)*∑_k>=1 (-1)^k * x^k², for n >= 1, as read by antidiagonals. A370020

Expansion of g.f. A(x) satisfying ∑_n=-oo..+oo (-1)ⁿ * (xⁿ + 6·A(x))ⁿ = 1 + 8*∑_n>=1 (-1)ⁿ * x^n². A370026

Riordan array ((1-2·x)/(1-3·x+x²), x/(1-3·x+x²)). A238731

Numbers that are the sum of 8 nonzero 8th powers. A3386

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the maximum minus the minimum of every 2X2 subblock equal. A237945

Numbers that are the sum of nine fourth powers in ten or more ways. A345594

Numbers that are the sum of nine fourth powers in exactly ten ways. A345852

Triangle read by rows: row n gives coefficients of increasing powers of·in characteristic polynomial of the matrix (-1)ⁿ*M_n, where M_n is the tridiagonal matrix defined in the Comments line. A124037