Properties of the Number 47893

Forty-Seven Thousand Eight Hundred Ninety-Three

Basics

Value: 47892 → 47893 → 47894

Parity: odd

Prime: No

Previous Prime: 47881

Next Prime: 47903

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 47 × 1019

Divisors: 1, 47, 1019, 47893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1011101100010101

Octal: 135425

Duodecimal: 23871

Hexadecimal: bb15

Square: 2293739449

Square Root: 218.84469378991122

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

Numbers n such that 11n is a partition number. A225323

Rounded volume of a regular icosahedron with edge length n. A71402

G.f.: A(x) = 1/(1 - x·B(x³)), where B(x) = ∑_n>=0 a(n)³*xⁿ is the g.f. of A121652. A121653

A trisection of A121653; a(n) = A121653(3·n+1) = A121652(3·n+1)^1/3. A121655

Eigensequence of triangle A039599: a(n) = ∑_k=0..n-1 A039599(n-1,k)*a(k) for n > 0 with a(0) = 1. A125275

Eigentriangle, row sums = A125275. A147294

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 659", based on the 5-celled von Neumann neighborhood. A273386

Number of decimal digits of Euler (Zig) numbers A000364. A47893

a(n) = 19·8ⁿ + 17 for n >= 0. A330770