Properties of the Number 26868

Twenty-Six Thousand Eight Hundred Sixty-Eight

Basics

Value: 26867 → 26868 → 26869

Parity: even

Prime: No

Previous Prime: 26863

Next Prime: 26879

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 2239

Divisors: 1, 2, 3, 4, 6, 12, 2239, 4478, 6717, 8956

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110100011110100

Octal: 64364

Duodecimal: 13670

Hexadecimal: 68f4

Square: 721889424

Square Root: 163.91461191730284

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

T(n,k)=Number of (n+2)X(k+2) binary arrays with each 3X3 subblock having a positive determinant. A186063

Number of regions formed inside square by diagonals and the segments joining the vertices to the points dividing the sides into n equal length segments. A108914

Approximations up to 2ⁿ for the 2-adic integer log(-3). A321691

Magnetic Tower of Hanoi, total number of moves, optimally solving the [RED ; BLUE ; NEUTRAL] or [NEUTRAL ; RED ; BLUE] pre-colored puzzle. A183112

McKay-Thompson series of class 32A for Monster. A58629

a(n) = floor((∏_k=1..n-1 prime(k))/prime(n)). A126147

Number of (n+2)X5 binary arrays with each 3X3 subblock having a positive determinant. A186057

Number of 0..n arrays x(0..7) of 8 elements with zero 6th differences. A200086

Number of (n+2)X(n+2) binary arrays with each 3X3 subblock having a positive determinant. A186054

T(n,k)=Number of 0..k arrays x(0..n) of n+1 elements with zero n-1st differences. A200082