Properties of the Number 11045

Eleven Thousand Forty-Five

Basics

Value: 11044 → 11045 → 11046

Parity: odd

Prime: No

Previous Prime: 11027

Next Prime: 11047

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 5 × 47 ²

Divisors: 1, 5, 47, 235, 2209, 11045

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101100100101

Octal: 25445

Duodecimal: 6485

Hexadecimal: 2b25

Square: 121992025

Square Root: 105.09519494249011

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) = 5·n². A33429

Coordination sequence for (2,3,8) tiling of hyperbolic plane. A265058

Numbers k such that σ(k) = ψ(k) + τ(k). A387953

INVERT transform (with offset) of quintuple factorials (A008546), where g.f. satisfies: A(x) = 1 + x*[d/dx x·A(x)⁵]/A(x)⁵. A112940

Digitally balanced numbers in base 6: equal numbers of 0's, 1's, ..., 5's. A49357

Primitive antiharmonic numbers. A228023

T(n,k)=Number of (n+2)X(k+2) arrays of permutations of 0..(n+2)*(k+2)-1 filled by rows with each element moved 0 or 1 knight moves, and rows and columns in increasing lexicographic order. A263955

Numbers n with property that there is a different number m such that the lunar squares n·n and m·m are the same. A181319

Numbers k such that the sum of the divisors of k is divisible by the number of divisors of k, and the sum of the squares of the divisors of k is divisible by the sum of the divisors of k. A277553

Lower triangular array, called S1hat(-5), related to partition number array A145372. A145373