Properties of the Number 55881

Fifty-Five Thousand Eight Hundred Eighty-One

Basics

Value: 55880 → 55881 → 55882

Parity: odd

Prime: No

Previous Prime: 55871

Next Prime: 55889

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 887

Divisors: 1, 3, 7, 9, 21, 63, 887, 2661, 6209, 7983

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101101001001001

Octal: 155111

Duodecimal: 28409

Hexadecimal: da49

Square: 3122686161

Square Root: 236.39162421710293

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 e.g.f. x·exp(x/(1 + x))/(1 + x). A317365

a(n) = largest m such that m! divides n. A55881

G.f. satisfies: A(x/A(x)) = 1 + x·A(x)³. A145347

A trisection of A161804: a(n) = A161804(3n+2) for n>=0. A161807