Properties of the Number -8555

Five Hundred Fifty-Five

Basics

Value: -8556 → -8555 → -8554

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 29 × 59

Divisors: 1, 5, 29, 59, 145, 295, 1711, 8555

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000101101011

Octal: -20553

Duodecimal: -4B4B

Hexadecimal: -216b

Square: 73188025

Square Root: 92.49324299644812

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

G.f.: 1/(1 + x/(1 + x³/(1 + x⁶/(1 + x¹⁰/(1 + x¹⁵/(1 + ... + x^k*(k+1/2)/(1 + ...))))))), a continued fraction. A285484

Square pyramidal numbers: a(n) = 0² + 1² + 2² + ... + n² = n*(n+1)*(2·n+1)/6. A330

Structured rhombic dodecahedral numbers (vertex structure 9). A100157

a(n) = 4·n² - 6·n + 1. A125202

Revenant numbers: numbers k such that k multiplied by the product of all its digits contains k as a substring. A328095

Numbers n such that 7ⁿ - 6 is prime. A191469

23-gonal numbers: a(n) = n(21n-19)/2. A51875

Exponent of least power of 2 having exactly n consecutive 2's in its decimal representation. A131536

Number of nonempty subsets of {1..n} with mean n/2. A362046

Least k such that 2^k has at least n consecutive 2's in its decimal representation. A259089