Properties of the Number 11932

Eleven Thousand Nine Hundred Thirty-Two

Basics

Value: 11931 → 11932 → 11933

Parity: even

Prime: No

Previous Prime: 11927

Next Prime: 11933

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 19 × 157

Divisors: 1, 2, 4, 19, 38, 76, 157, 314, 628, 2983

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10111010011100

Octal: 27234

Duodecimal: 6AA4

Hexadecimal: 2e9c

Square: 142372624

Square Root: 109.23369443537099

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

Multiples of 19 containing a 19 in their decimal representation. A121039

a(n) = ∑_{k=0..floor(n/2)} A026615(n-k,k). A26625

G.f.: exp( ∑_n>=1 A174466(n)*xⁿ/n ) where A174466(n) = ∑_d∣n d*σ(n/d)*τ(d). A174465

T(n,k)=Number of nXk 0..3 arrays with every row and column running average nondecreasing rightwards and downwards. A201216

T(n,k)=Number of nXk 0..1 arrays with no element equal to a strict majority of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. A279158

Truncated square numbers: 7·n² + 4·n + 1. A5892

T(n,k)=Number of nXk 0,1 arrays indicating 2X2 subblocks of some larger (n+1)X(k+1) binary array having a sum of two or less, with rows and columns of the latter in lexicographically nondecreasing order. A227263

Number of primitive (aperiodic, or Lyndon) necklaces with n beads such that beads of a largest subset have label 0, beads of a largest remaining subset have label 1, and so on. A261600

a(n) = a(n-1) + a(n-2) + 1 for n>1, a(0)=0, a(1)=3. A22308

a(n) = Fibonacci(n) mod n³. A132636