Properties of the Number 16226

Sixteen Thousand Two Hundred Twenty-Six

Basics

Value: 16225 → 16226 → 16227

Parity: even

Prime: No

Previous Prime: 16223

Next Prime: 16229

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 19 × 61

Divisors: 1, 2, 7, 14, 19, 38, 61, 122, 133, 266

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111101100010

Octal: 37542

Duodecimal: 9482

Hexadecimal: 3f62

Square: 263283076

Square Root: 127.38131731144878

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

Triangle read by rows: T(n,m) (n >= m >= 1) = number of regions (or cells) formed by drawing the line segments connecting any two of the 2*(m+n) perimeter points of an m X n grid of squares. A331452

Triangle of Gaussian binomial coefficients [ n,k ] for q = 11. A22175

a(0) = 1, a(n) = 24·n² + 2 for n>0. A10014

Numbers k such that k² is palindromic in base 11. A29996

Partial sums of A255745. A255766

Main diagonal of arrays A265901 and A265903. A265900

a(n) = n³ - 2·n² + 2. A100109

G.f.: ∑_n>=0 xⁿ * ∏_k=1..n (2·k - x) / (1 - 2·k*x). A231229

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + 2·b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences. A294559

Irregular triangle read by rows: T(n, k) is the q-multinomial coefficient defined by the k-th partition of n in Abramowitz-Stegun order, evaluated at q = 11. A347492