Properties of the Number 11188

Eleven Thousand One Hundred Eighty-Eight

Basics

Value: 11187 → 11188 → 11189

Parity: even

Prime: No

Previous Prime: 11177

Next Prime: 11197

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 2797

Divisors: 1, 2, 4, 2797, 5594, 11188

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101110110100

Octal: 25664

Duodecimal: 6584

Hexadecimal: 2bb4

Square: 125171344

Square Root: 105.77334257741882

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

Rectangular table, read by antidiagonals, such that the o.g.f. of row n, R_n(y), satisfies: R_n(y) = ∑_k>=0 y^k * R_k(y)ⁿ for n>=0, with R₀(y) = 1/(1-y). A124460

Row 3 of rectangular table A124460. A124463

Numbers that are the sum of eight fourth powers in exactly six ways. A345838

Row sums of triangle A100326, in which row n equals the inverse binomial of column n of square array A100324. A100327

Numbers k such that binomial(3k, k) - 1 is prime. A125220

Expansion of 1/(1+x+2·x²-x³). A77978

a(n) = C(2n-1,n-1) mod n³. A99907

Number of nonnegative solutions to (x₁)² + (x₂)² + ... + (x₆)² <= n. A341401

Number of P-graphs with 2n edges. A7165

Numbers consisting of ones and eights. A213084