Properties of the Number 44821

Forty-Four Thousand Eight Hundred Twenty-One

Basics

Value: 44820 → 44821 → 44822

Parity: odd

Prime: No

Previous Prime: 44819

Next Prime: 44839

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 19 × 337

Divisors: 1, 7, 19, 133, 337, 2359, 6403, 44821

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010111100010101

Octal: 127425

Duodecimal: 21B31

Hexadecimal: af15

Square: 2008922041

Square Root: 211.70970691019343

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

Number of isomorphism classes of connected 8-regular multigraphs of order n, loops allowed. A129436

T(n,k)=Number of triangular nXnXn arrays colored with integers 0 upwards introduced in row major order, with no element equal to any neighbor, and containing the value n(n+1)/2-k-1. A211904

Structured disdyakis dodecahedral numbers (vertex structure 7). A100162

Number of similarity classes of triangles which can be drawn using the lattice points in an n X n grid for vertices. A28492

(prime(n))³-(nonprime(n))³ . A163121

Number of triangular nXnXn arrays colored with integers 0 upwards introduced in row major order, with no element equal to any neighbor, and containing the value n(n+1)/2-3. A211900

Positive integers having distinct base-10 run lengths. A44821

Array read by antidiagonals: T(n,k) is the number of connected k-regular multigraphs on n unlabeled nodes, loops allowed, n >= 0, k >= 0. A333397