Properties of the Number 26976

Twenty-Six Thousand Nine Hundred Seventy-Six

Basics

Value: 26975 → 26976 → 26977

Parity: even

Prime: No

Previous Prime: 26959

Next Prime: 26981

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ⁵ × 3 × 281

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 110100101100000

Octal: 64540

Duodecimal: 13740

Hexadecimal: 6960

Square: 727704576

Square Root: 164.24372134118246

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 polygons formed when connecting all 4n points on the perimeter of an n X n square by infinite lines. A345459

T(n,k)=Sum of neighbor maps: number of nXk binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their king-move neighbors in a random 0..3 nXk array. A221072

Triangle read by rows: Coefficients of the polynomials S2(n, x) * EZ(n, x), where S2 denote the Stirling set polynomials and EZ the Eulerian zig-zag polynomials A205497. A373428

a(n) = round(n*φ¹⁴), where φ is the golden ratio, A001622. A4949

a(n) = (σ(2·n) - σ(n))*Lucas(n) where Lucas(n) = A000204(n) and σ(n) = A000203(n) is the sum of divisors of n. A225525

Number of binary strings of length n with equal numbers of 00011 and 00101 substrings. A164229

Number of 4-step left-handed knight's tours (moves only out two, left one) on an n X n board summed over all starting positions. A187174

Number of nX3 0..3 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other. A201446

Sum of neighbor maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their king-move neighbors in a random 0..3 nX3 array. A221067

Number of length 2+2 0..n arrays with the sum of medians of adjacent triples multiplied by some arrangement of +-1 equal to zero. A253130