Properties of the Number 45891

Forty-Five Thousand Eight Hundred Ninety-One

Basics

Value: 45890 → 45891 → 45892

Parity: odd

Prime: No

Previous Prime: 45887

Next Prime: 45893

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5099

Divisors: 1, 3, 9, 5099, 15297, 45891

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011001101000011

Octal: 131503

Duodecimal: 22683

Hexadecimal: b343

Square: 2105983881

Square Root: 214.22184762530642

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

a(n) = n*(7·n²-4)/3. A63521

Numbers that are the sum of six fourth powers in six or more ways. A345563

Numbers that are the sum of seven fourth powers in nine or more ways. A345575

Numbers that are the sum of six fourth powers in exactly six ways. A345818

Numbers that are the sum of seven fourth powers in exactly nine ways. A345831

Expansion of 1/(x^k*(1-x-2·x^k+1)) for k=4. A143447

Values 2m₀+1 = 1, 2m₁, 2m₂+1, ... associated with divergent series T shown below. A92267

Coefficients in expansion of 1/(1 - x - 2·x⁵). A318777

a(n) = ∑_k=0..n T(n,k) * T(n,k+2), with T given by A026323. A27310

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, -1, 1), (-1, 0, -1), (0, -1, -1), (1, 1, 0)}. A148526