Properties of the Number 11478

Eleven Thousand Four Hundred Seventy-Eight

Basics

Value: 11477 → 11478 → 11479

Parity: even

Prime: No

Previous Prime: 11471

Next Prime: 11483

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 1913

Divisors: 1, 2, 3, 6, 1913, 3826, 5739, 11478

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110011010110

Octal: 26326

Duodecimal: 6786

Hexadecimal: 2cd6

Square: 131744484

Square Root: 107.1354283138869

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

Partial sums of A001157: ∑_j=1..n sigma₂(j). A64602

Magic numbers: atoms with full shells containing any of these numbers of electrons are considered electronically stable. A18227

Values·for records of the minima of the positive distance d between the ninth power of a positive integer·and the square of an integer y such that d = x⁹ - y² (x <> k² and y <> k⁹). A179791

Number of non-isomorphic set-systems of weight n with at least one endpoint. A330052

T(n,k)=Number of nXk 0..1 arrays with each 1 adjacent to 1, 2 or 3 king-move neighboring 1s. A296688

Number of n X 3 1..2 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in nonincreasing order. A166830

Expansion of (1/x) * Series_Reversion( x*(1-x)²/(1-x-x⁴) ). A366088

a(n) = prime(n) + prime(n²). A92504

Numbers k such that k and k² use only the digits 1, 3, 4, 7 and 8. A137028

Number of different positions in which a square with side length k, 1 <= k <= n - floor(n/3), can be placed within a bi-symmetric triangle of 1 X 1 squares of height n. A241526