Properties of the Number 47424

Forty-Seven Thousand Four Hundred Twenty-Four

Basics

Value: 47423 → 47424 → 47425

Parity: even

Prime: No

Previous Prime: 47419

Next Prime: 47431

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ⁶ × 3 × 13 × 19

Divisors: 1, 2, 3, 4, 6, 8, 12, 13, 16, 19

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011100101000000

Octal: 134500

Duodecimal: 23540

Hexadecimal: b940

Square: 2249035776

Square Root: 217.7705214210592

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

Expansion of ∏_k>=1 1/(1 - (3·k-1)*x^3·k-1). A265820

Restricted partitions. A2574

a(n) = ∑_{prime p <= n} n!/p. A110373

a(n) = n! * ∑_k=1..n 1/(k·floor(n/k)). A345682

Numbers with prime factorization pqrs⁶. A190292

3-deficient numbers with increasing abundancy: Numbers k such that σ(m)/m < σ(k)/k < 3 for all numbers m < k such that σ(m)/m < 3. A307122

Matrix log of triangle A098539, which shifts columns left and up under matrix square; these terms are the result of multiplying each element in row n and column k by (n-k)!. A111810

The number of grains of sand in the identity element for the 3D sandpile group on an n X n X n cubic grid. A351379

a(n) = 288·n² - 96·n (n>=1). A305073

Number of bracelets (turnover necklaces) of length n that have no reflection symmetry and consist of 6 white beads and n-6 black beads. A308401