Properties of the Number 18463

Eighteen Thousand Four Hundred Sixty-Three

Basics

Value: 18462 → 18463 → 18464

Parity: odd

Prime: No

Previous Prime: 18461

Next Prime: 18481

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 37 × 499

Divisors: 1, 37, 499, 18463

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100100000011111

Octal: 44037

Duodecimal: A827

Hexadecimal: 481f

Square: 340882369

Square Root: 135.87862230682205

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

Least sum of a set of n evil numbers (A001969) such that any two or more add to an odious number (A000069). A230386

Ulam's spiral (NNW spoke). A143860

Denominators of continued fraction convergents to sqrt(128). A41233

Discriminants of quintic fields with 2 complex conjugates (negated). A23684

Denominators of continued fraction convergents to sqrt(512). A41979

Semiprimes (A001358) whose digit reversal is a square. A115710

Semiprimes whose digit reversal is a nontrivial power. A108849

a(n) = 2·A090495(n) - 1. A274297

T(n,k)=Number of length n+k+1 0..k arrays with every value 0..k appearing at least once in every consecutive k+2 elements, and new values 0..k introduced in order. A242239

Divisors of 452. A18463