Properties of the Number 89892

Eighty-Nine Thousand Eight Hundred Ninety-Two

Basics

Value: 89891 → 89892 → 89893

Parity: even

Prime: No

Previous Prime: 89891

Next Prime: 89897

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 11 × 227

Divisors: 1, 2, 3, 4, 6, 9, 11, 12, 18, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101111100100100

Octal: 257444

Duodecimal: 44030

Hexadecimal: 15f24

Square: 8080571664

Square Root: 299.8199459675757

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

Number of regions in a polygon whose boundary consists of n+2 equally spaced points around a semicircle and n+2 equally spaced points along the diameter (a total of 2n+2 points). See Comments for precise definition. A333519

Number of n element multisets of the 12th roots of unity with zero sum. A321417

Number of nonnegative solutions of x1² + x2² + ... + x12² = n. A45853

Expansion of e.g.f.: cosh(x)*cos(log(1+x)). A9174

Let a(1)=3; for n > 1, let a(n) be the least positive integer k such that k > a(n-1), a(1)² + ... + a(n-1)² + k² is a square and the Pythagorean triple sqrt(a(1)² + ... + a(n-1)²), a(n), sqrt(a(1)² + ... + a(n)²) is primitive. A307077

Number of knots with unknotting number U=1. A89892