Properties of the Number 54887

Fifty-Four Thousand Eight Hundred Eighty-Seven

Basics

Value: 54886 → 54887 → 54888

Parity: odd

Prime: No

Previous Prime: 54881

Next Prime: 54907

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 7 × 7841

Divisors: 1, 7, 7841, 54887

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101011001100111

Octal: 153147

Duodecimal: 2791B

Hexadecimal: d667

Square: 3012582769

Square Root: 234.27974731077376

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 nX6 0..1 arrays with every repeated value in every row and column greater than the previous repeated value. A267717

Number of nX7 0..1 arrays with every repeated value in every row and column greater than the previous repeated value. A267718

T(n,k)=Number of nXk 0..1 arrays with every repeated value in every row and column greater than the previous repeated value. A267719

Layer counting sequence for hyperbolic tessellation by cuspidal triangles of angles (π/3, π/5, π/7). A54887

Square array T(n,k), read by antidiagonals: number of labeled trees, with increments of labels along edges constrained to +-1, with n nodes that have no label greater than k. A101477