Properties of the Number 28011

Twenty-Eight Thousand Eleven

Basics

Value: 28010 → 28011 → 28012

Parity: odd

Prime: No

Previous Prime: 28001

Next Prime: 28019

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 9337

Divisors: 1, 3, 9337, 28011

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110101101011

Octal: 66553

Duodecimal: 14263

Hexadecimal: 6d6b

Square: 784616121

Square Root: 167.36487086602133

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

Least MM-number of a multiset of multisets with n distinct representatives obtainable by permuting the vertices. A330230

Least MM-numbers of multisets of multisets with a given number of distinct representatives (obtainable by vertex-permutations). A330233

T(n,k)=Number of nXk 0..1 arrays with rows and columns lexicographically nondecreasing and every element equal to at least one horizontal or vertical neighbor. A201353

Expansion of ψ(x⁶) / ψ(-x) in powers of·where ψ() is a Ramanujan θ function. A132217

Expansion of f(-x⁶)³ / (f(x)² * ψ(x)) in powers of·where ψ(), f() are Ramanujan θ functions. A262156

Anagrasum integers: integers N that exactly reproduce their set of digits when we form the set of sums of pairs of adjacent digits. A296521

Define two sequences by A_n = mex{A_i,B_i : 0 <= i < n} for n >= 0, B₀=0, B₁=1 and for n >= 2, B_n = 2B_n-1+(-1)^A_n. Sequence gives B_n. A80241

Number of nX4 0..1 arrays with rows and columns lexicographically nondecreasing and every element equal to at least one horizontal or vertical neighbor. A201349

Expansion of f(-x, -x⁵) * f(x, x⁷) / f(-x, -x²)² in powers of·where f(, ) is Ramanujan's general θ function. A262146

The number of connected weighted cubic graphs with weight n on 8 vertices. A321307