Properties of the Number 55801

Fifty-Five Thousand Eight Hundred One

Basics

Value: 55800 → 55801 → 55802

Parity: odd

Prime: No

Previous Prime: 55799

Next Prime: 55807

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 41 × 1361

Divisors: 1, 41, 1361, 55801

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100111111001

Octal: 154771

Duodecimal: 28361

Hexadecimal: d9f9

Square: 3113751601

Square Root: 236.22235287965447

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

Numerators in expansion of Euler transform of b(n) = 1/4. A61161

a(n) = 62·n² + 1. A158676

Number of distinct values of the sum of 3 products of three 0..n integers. A225260

Apéry's number or Apéry's constant ζ(3). Decimal expansion of ζ(3) = ∑_{m >= 1} 1/m³. A2117

Triangle T read by rows: T(i,0)=T(i,i)=1, T(i,j) = ∑_{k=1..floor(n/2)} T(i-2k, j-2k+1) for 1<=j<=i-1, where T(m,n) := 0 if m<0 or n<0. A55801