Properties of the Number 13326

Thirteen Thousand Three Hundred Twenty-Six

Basics

Value: 13325 → 13326 → 13327

Parity: even

Prime: No

Previous Prime: 13313

Next Prime: 13327

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 2221

Divisors: 1, 2, 3, 6, 2221, 4442, 6663, 13326

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11010000001110

Octal: 32016

Duodecimal: 7866

Hexadecimal: 340e

Square: 177582276

Square Root: 115.43829520570719

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 Golomb partitions of n. A325858

Number A(n,k) of words w where each letter of the k-ary alphabet occurs n times and for every prefix z of w we have #(z,a_i) = 0 or #(z,a_i) >= #(z,a_j) for all j>i and #(z,a_i) counts the occurrences of the i-th letter in z; square array A(n,k), n>=0, k>=0, read by antidiagonals. A213275

T(n,k)=Number of (n+3)X(k+3) 0..2 white square subarrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero. A230708

Exponent of least power of 2 having exactly n consecutive 2's in its decimal representation. A131536

Least k such that 2^k has at least n consecutive 2's in its decimal representation. A259089

T(n,k)=Number of (n+3)X(k+3) 0..2 black square subarrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero. A230739

a(n) = A002720(n) - 1. A97662

prime(n²) - prime(n). A213926

Number of configurations in the Classic Lights Out puzzle with n lights on. A79874

Number of 4 X 4 X 4 triangular nonnegative integer arrays, symmetric under 120 degree rotation, with all sums of an element and its neighbors <= n. A166212