Properties of the Number -26588

Twenty-Six Thousand Five Hundred Eighty-Eight

Basics

Value: -26589 → -26588 → -26587

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 17 ² × 23

Divisors: 1, 2, 4, 17, 23, 34, 46, 68, 92, 289

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110011111011100

Octal: -63734

Duodecimal: -13478

Hexadecimal: -67dc

Square: 706921744

Square Root: 163.05827179263247

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

Numbers n such that Bernoulli number B_n has denominator 1410. A272369

Triangle read by rows: T(n,k) (1 <= k <= n) = number of ways to choose three points from an n X k grid of points which are the vertices of a triangle of nonzero area. A334705

a(n) = 23·n². A244632

Numbers k such that φ(k) + 2 | σ(k + 2). A15781

a(n) = n*(14·n² - 21·n + 13)/6. A71229

15-gonal (or pentadecagonal) pyramidal numbers: a(n) = n*(n+1)*(13·n-10)/6. A177890

Number of one-sided poly-[3³.4²]-tiles (polyhouses) (holes allowed) with n cells. A197157

Primitive values n such that the square with opposite corners (0,0) and (n,n) contains a point (x,y) with integer coordinates, with 0 < x,y < n, at an integer distance from three of the four corners. A260549

Number of 2 X 2 nonsingular 0..n matrices with rows and columns in increasing order. A183762

Nonnegative values·of solutions (x, y) to the Diophantine equation x² + (x+84847)² = y². A201917