Properties of the Number -26888

Twenty-Six Thousand Eight Hundred Eighty-Eight

Basics

Value: -26889 → -26888 → -26887

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 3361

Divisors: 1, 2, 4, 8, 3361, 6722, 13444, 26888

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110100100001000

Octal: -64410

Duodecimal: -13688

Hexadecimal: -6908

Square: 722964544

Square Root: 163.97560794215707

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

a(n) = floor( γ(n+6/7)/γ(6/7) ). A20074

E.g.f. satisfies: A(x) = exp( x·cosh(x·A(x)) ). A162649

a(n) = sqrt(A076967(n)). A76968

Largest number of triangulations of n points in the plane. A63545

E.g.f.: ∑_n>=0 x^n² * exp(n·x). A206592

Number of bounded polygonal regions formed by drawing all least squares regression lines fitted to n points (j,y_j), 0 <= j < n, where each y_j is 0 or 1. A371439

Sort then Add, a(1)=7. A33895

Numbers that set a new integer record for the ratio between the product and the sum of their digits. A240520

Least number m such that there exist exactly n pairs of numbers (a,b), 0 < a < b < m, such that a+b, a+m, and b+m are all squares. A246766

Numbers k such that 16^k - 4^k - 1 is prime. A265482