Properties of the Number 15256

Fifteen Thousand Two Hundred Fifty-Six

Basics

Value: 15255 → 15256 → 15257

Parity: even

Prime: No

Previous Prime: 15241

Next Prime: 15259

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 1907

Divisors: 1, 2, 4, 8, 1907, 3814, 7628, 15256

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11101110011000

Octal: 35630

Duodecimal: 89B4

Hexadecimal: 3b98

Square: 232745536

Square Root: 123.51518125315609

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 nXk arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..2 nXk array. A219381

Sum of the denominators of the Farey series of order n (A006843). A240877

Apply partial sum operator 5 times to primes. A254784

Place n points on each of the three sides of a triangle, 3n points in all; a(n) = number of nondegenerate triangles that can be constructed using these points (plus the 3 original vertices) as vertices. A130748

Third row of Pascal-(1,2,1) array A081577. A81583

Last occurrence of n partitions in A204814. A205301

Iterations at which Langton's Ant living on triangular tiling reaches the distance of n from the origin for the first time. A275303

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 609", based on the 5-celled von Neumann neighborhood. A283286

Number of (n+2) X 4 binary arrays avoiding patterns 001 and 110 in rows, columns and nw-to-se diagonals. A202441

Number of nX4 arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..2 nX4 array. A219377