Properties of the Number 11916

Eleven Thousand Nine Hundred Sixteen

Basics

Value: 11915 → 11916 → 11917

Parity: even

Prime: No

Previous Prime: 11909

Next Prime: 11923

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 331

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 331

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111010001100

Octal: 27214

Duodecimal: 6A90

Hexadecimal: 2e8c

Square: 141991056

Square Root: 109.1604323919615

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 n such that m + (sum of digits in base-3 representation of m) = n has exactly four solutions. A230856

Numbers k such that k | 8^k + 8. A15897

θ series of 14-dimensional lattice Kappa₁₄ with minimal norm 4. A47628

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 1, 2, 3 or 4 king-move adjacent elements, with upper left element zero. A303896

Positions of 3's in A234323. A234804

Third Lie-Betti number of a path graph on n vertices. A361230

Sequence generated from Lim:_{n..inf.} Mⁿ, M = an infinite lower triangular matrix with (1,3,3,3,...) in every column, shifted down twice. A171370

Integers i such that 10·i XOR 11·i = 21·i. A115829

Wiener index of graphs of f.c.c. unit cells in a line = Sum of distances in face-centered cubic grid unit cells connected in a row. A273322

Number of subsets of {1,2,3,...,n} that sum to 0 mod 11. A68032