Properties of the Number -8558

Five Hundred Fifty-Eight

Basics

Value: -8559 → -8558 → -8557

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: Yes

Factorization: 2 × 11 × 389

Divisors: 1, 2, 11, 22, 389, 778, 4279, 8558

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000101101110

Octal: -20556

Duodecimal: -4B52

Hexadecimal: -216e

Square: 73239364

Square Root: 92.50945897582582

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 (1 + x + sqrt(1 + 6·x + x²))/2. A112478

Expansion of (1-x+sqrt(1-6x+x²))/2 in powers of x. A85403

Inverse of coordination sequence array A113413. A80245

Expansion of (1 + x + sqrt(1 - 6·x + x²))/2 in powers of x. A86456

Riordan array ((1-x+sqrt(1+6·x+x²))/2, (sqrt(1+6·x+x²)-x-1)/2). A112477

Riordan array ((1-x+sqrt(1-6x+x²))/2, (1+x-sqrt(1-6x+x²))/4). A117354

Large Schröder numbers (or large Schroeder numbers, or big Schroeder numbers). A6318

Partial sums of A299257. A299263

Triangular array read by rows associated with Schroeder numbers: T(1,k) = 1; T(n,k) = 0 if k < n; T(n,k) = T(n,k-1) + T(n-1,k-1) + T(n-1,k). A33877

Palindromic in bases 10 and 24. A250409