Properties of the Number 47009

Forty-Seven Thousand Nine

Basics

Value: 47008 → 47009 → 47010

Parity: odd

Prime: No

Previous Prime: 46997

Next Prime: 47017

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 29 × 1621

Divisors: 1, 29, 1621, 47009

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011011110100001

Octal: 133641

Duodecimal: 23255

Hexadecimal: b7a1

Square: 2209846081

Square Root: 216.8155898453799

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) = n⁴ - n³ - n² - n - 1. A125082

p-INVERT of the positive integers, where p(S) = (1 - S)³. A290918

a[n] =a[n-1] + 2·n*Prime[n]-n². A93809

T(2n,n), array T given by A047000. A47009