Properties of the Number 12396

Twelve Thousand Three Hundred Ninety-Six

Basics

Value: 12395 → 12396 → 12397

Parity: even

Prime: No

Previous Prime: 12391

Next Prime: 12401

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 1033

Divisors: 1, 2, 3, 4, 6, 12, 1033, 2066, 3099, 4132

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11000001101100

Octal: 30154

Duodecimal: 7210

Hexadecimal: 306c

Square: 153660816

Square Root: 111.33732527773424

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

Triangle read by rows: T(n,m) (n >= m >= 1) = number of regions (or cells) formed by drawing the line segments connecting any two of the 2*(m+n) perimeter points of an m X n grid of squares. A331452

Number of reduced words of length n in the Weyl group D₂₂. A162364

a(n) = ∑_m=1..n ∑_k=1..m prime(k). A14148

A triangle related to the a(n) formulas of the rows of the ED4 array A167584. A167591

The fifth left hand column of triangle A167591. A168308

a(n) is the smallest number which can be represented as the sum of n distinct perfect powers (A001597) in exactly n ways, or -1 if no such number exists. A363040

Number of reduced words of length n in the Weyl group B₂₂. A161900

Expansion of 1/( 1 - 9 * ∑_k>=0 x^{3^k} / (1 - x^{3^k}) )^1/3. A382369

Interprimes which are of the form s·prime, s=12. A75287

Number of distinct solutions of ∑_i=1..2(x(2i-1)*x(2i)) = 0 (mod n), with x() only in 2..n-2. A180814