Properties of the Number 47236

Forty-Seven Thousand Two Hundred Thirty-Six

Basics

Value: 47235 → 47236 → 47237

Parity: even

Prime: No

Previous Prime: 47221

Next Prime: 47237

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 ² × 241

Divisors: 1, 2, 4, 7, 14, 28, 49, 98, 196, 241

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011100010000100

Octal: 134204

Duodecimal: 23404

Hexadecimal: b884

Square: 2231239696

Square Root: 217.33844574764032

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

a(n) = AlexanderPolynomial[n] defined as Det[Transpose[S]-n S] where S is Kronecker Product of two 2 X 2 Seifert matrices {{-1, 1}, {0, -1}} [X] {{-1, 1}, {0, -1}} = {{1, -1, -1, 1}, {0, 1, 0, -1}, {0, 0, 1, -1}, {0, 0, 0, 1}}. A138849

Indices of primes in sequence defined by A(0) = 67, A(n) = 10·A(n-1) - 33 for n > 0. A101526

Square array read by antidiagonals downwards: T(k,n) = sum of the site-perimeters of words of length n >= 1 over an alphabet of size k >= 1. A292767

Numbers whose sum of prime divisors equals the sum of square divisors. A390397

Numbers that are congruent to {1, 2, 4} mod 6. A47236