Properties of the Number -86543

Eighty-Six Thousand Five Hundred Forty-Three

Basics

Value: -86544 → -86543 → -86542

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 37 × 2339

Divisors: 1, 37, 2339, 86543

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101001000001111

Octal: -251017

Duodecimal: -420BB

Hexadecimal: -1520f

Square: 7489690849

Square Root: 294.1819165074563

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 - x/(1 - x²/(1 - x³/(1 - x⁴/(1 - ...))))) * (1 + x/(1 + x²/(1 + x³/(1 + x⁴/(1 + ...))))), a continued fraction. A285638

Numbers k such that k has nonincreasing digits and the k-th prime has nondecreasing digits. A116069

Expansion of g²/(1 - x·g⁴), where g = 1+x·g³ is the g.f. of A001764. A391128

Number of dispersed Dyck paths of length n (i.e., Motzkin paths of length n with no (1,0) steps at positive heights) having only ascents of even length (an ascent is a maximal sequence of consecutive (1,1)-steps). A191321