Properties of the Number 23386

Twenty-Three Thousand Three Hundred Eighty-Six

Basics

Value: 23385 → 23386 → 23387

Parity: even

Prime: No

Previous Prime: 23371

Next Prime: 23399

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 11 × 1063

Divisors: 1, 2, 11, 22, 1063, 2126, 11693, 23386

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101101011010

Octal: 55532

Duodecimal: 1164A

Hexadecimal: 5b5a

Square: 546904996

Square Root: 152.92481812969405

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) = a(n-1) + a(n-2) + 2 a(ceiling(n/2)), where a(0) = 1, a(1) = 1, a(2) = 1. A298350

Expansion of 1/(1-x⁴-x⁵-x⁶-x⁷-x⁸-x⁹-x¹⁰). A17832

Numbers n such that σ(σ(φ(n))) = σ(σ(n)). A172466

Number of 2Xn 0..1 arrays with exactly floor(2Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..1 order. A222770

Numbers n such that n!3 - 3⁶ is prime. A247466

Integers of the form (Lucas(i+1) - 2·A006206(i+2))/(A006206(i+2) - A006206(i)), i > 2; Lucas = A000204. A113910

a(n+1) = a(n) converted to base 9 from base 6 (written in base 10). A23386

Number of (1+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8. A252616