Properties of the Number -23418

Twenty-Three Thousand Four Hundred Eighteen

Basics

Value: -23419 → -23418 → -23417

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 1301

Divisors: 1, 2, 3, 6, 9, 18, 1301, 2602, 3903, 7806

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -101101101111010

Octal: -55572

Duodecimal: -11676

Hexadecimal: -5b7a

Square: 548402724

Square Root: 153.0294089382822

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

G.f. A(x) satisfies ∑_n=-oo..+oo xⁿ * (1 - A(x)ⁿ)ⁿ⁺² = 0. A378585

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 34. A31712

a(n) = 81·n² + 9. A157888

The number of monic integer polynomials of degree n all of whose roots are distinct and of modulus at most 1. A280709

Consider the sequence b(0)=127 and for n>0, b(n) is the least prime of the form k·b(n-1)² - 1 where k is a multiple of 6. This sequence gives the values of k. A110849