Properties of the Number 11894

Eleven Thousand Eight Hundred Ninety-Four

Basics

Value: 11893 → 11894 → 11895

Parity: even

Prime: No

Previous Prime: 11887

Next Prime: 11897

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 19 × 313

Divisors: 1, 2, 19, 38, 313, 626, 5947, 11894

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111001110110

Octal: 27166

Duodecimal: 6A72

Hexadecimal: 2e76

Square: 141467236

Square Root: 109.0596167240652

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

Number of polyforms with n cells on the faces of a deltoidal icositetrahedron up to rotation and reflection. A383804

Numbers k such that φ(k) < φ(k+1) < φ(k+2) < φ(k+3) where φ is the Euler totient function (A000010). A327880

Number of walks on cubic lattice. A5570

Convolution of natural numbers >= 3 and (Fib(2), Fib(3), Fib(4), ...). A23554

Triangle read by rows, where t(n,1) = 1, t(n,m) = t(n,m-1) + (largest noncomposite {1 or prime} in row {n-1}). A120852

0-sequence of reduction of pentagonal numbers sequence by x² -> x+1. A192145

Numbers k such that m=2·k is the middle side in a Heronian triangle with sides m-13, m , m+13. A293817

Expansion of e.g.f. exp(-1 + ∏_k>=1 1/(1 - x^k/k)). A308337

a(n) is the smallest positive integer such that n·a(n) is a "binary antipalindrome" (i.e., an element of A035928). A318569

Representation degeneracies for boson strings. A5294