Properties of the Number 47913

Forty-Seven Thousand Nine Hundred Thirteen

Basics

Value: 47912 → 47913 → 47914

Parity: odd

Prime: No

Previous Prime: 47911

Next Prime: 47917

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 15971

Divisors: 1, 3, 15971, 47913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101100101001

Octal: 135451

Duodecimal: 23889

Hexadecimal: bb29

Square: 2295655569

Square Root: 218.89038352563597

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

G.f.: A(x) = (1-sqrt(1-4·x))/2 o x/(1-x) o (x-x²), a composition of functions involving the Catalan function and its inverse. A120010

Number of weakly connected digraphs with n arcs. A53454

Number of n X 2 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 3,2,1,0,4 for x=0,1,2,3,4. A196976

Triangle of numbers a(n,k) = number of partitions of k such that k = n + n₁ + n₂ + ... + n_t where n₁ <= 2n and n_i+1 <= 2n_i for all i. A47913

Number of length n+4 0..6 arrays with some pair in every consecutive five terms totalling exactly 6. A246890

Number of length n+2 0..3 arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero. A252172