Properties of the Number 9228

Nine Thousand Two Hundred Twenty-Eight

Basics

Value: 9227 → 9228 → 9229

Parity: even

Prime: No

Previous Prime: 9227

Next Prime: 9239

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 769

Divisors: 1, 2, 3, 4, 6, 12, 769, 1538, 2307, 3076

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010000001100

Octal: 22014

Duodecimal: 5410

Hexadecimal: 240c

Square: 85155984

Square Root: 96.06247966818262

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

Numbers k such that Bernoulli number B_k has denominator 2730. A249134

Number of partitions of n with no part larger than n/2. Also partitions of n into n/2 or fewer parts. A110618

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with every 2X2 subblock sum nondecreasing horizontally, vertically and antidiagonally ne-to-sw. A253326

Low temperature series for spin-1/2 Ising partition function on 2D square lattice. A2890

Number of resistance values that can be constructed using exactly n 1-ohm resistors in series or parallel but not with fewer resistors. A51389

a(n) is the number of non-isomorphic, serial/parallel indecomposable resistor networks with n edges, n >= 5, allowing dead ends. A338487

Number of partitions of n in which all parts are less than n/2. A210249

Sum of the perimeters of all regions of the n-th section of a modular table of partitions. A278602

a(n) = 256·n² + 2·n. A158230

a(n) = 144·n² + 12. A158546