Properties of the Number 43007

Forty-Three Thousand Seven

Basics

Value: 43006 → 43007 → 43008

Parity: odd

Prime: No

Previous Prime: 43003

Next Prime: 43013

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 29 × 1483

Divisors: 1, 29, 1483, 43007

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011111111111

Octal: 123777

Duodecimal: 20A7B

Hexadecimal: a7ff

Square: 1849602049

Square Root: 207.38129134519343

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) = 21·2ⁿ - 1. A171389

Number of 2 X 2 matrices having all terms in {1,...,n} and determinant >n. A211060

a(n) = 42·n² - 1. A158626

Number of length-n 0..2 arrays with no following elements greater than or equal to the first repeated value. A267226

Decimal representation of the middle column of the "Rule 169" elementary cellular automaton starting with a single ON (black) cell. A267589

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1 or 2 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A317764

a(n) = squarefree kernel (or radical) of a(n-1) + a(n-2), with a(0)=0 and a(1)=1. A165911

Base-5 palindromes that start with 2. A43007