Properties of the Number 11442

Eleven Thousand Four Hundred Forty-Two

Basics

Value: 11441 → 11442 → 11443

Parity: even

Prime: No

Previous Prime: 11437

Next Prime: 11443

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 1907

Divisors: 1, 2, 3, 6, 1907, 3814, 5721, 11442

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110010110010

Octal: 26262

Duodecimal: 6756

Hexadecimal: 2cb2

Square: 130919364

Square Root: 106.96728471827262

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

G.f.: ∑_n>=0 x^n*(n+1/2) / ∏_k=1..n (1 - k·x^k). A204856

Sum of smallest parts of all partitions of n into an even number of parts. A222045

a(n) = ∑_k=1..n μ(k)*k³. A336277

a(0)=2, a(n) = n²+a(n-1). A153056

a(n) = A056520(n)+1 for n>0, a(0)=1. A179904

T(n,k)=Number of nXk 0..2 arrays with no more than floor(nXk/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order. A222587

Self-convolution of A270913. A327214

Start with two vertices and draw a circle around each whose radius is the distance between the vertices. The sequence gives the number of curved edges constructed after n iterations of drawing circles with this same radius around every new vertex created from all circles' intersections. A374339

Numbers k such that σ(k) = 2·k + 2*τ(φ(k)). A392952

Number of partitions of 2·n into distinct parts with exactly two odd parts. A96914