Properties of the Number 8900

Eight Thousand Nine Hundred

Basics

Value: 8899 → 8900 → 8901

Parity: even

Prime: No

Previous Prime: 8893

Next Prime: 8923

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 ² × 89

Divisors: 1, 2, 4, 5, 10, 20, 25, 50, 89, 100

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10001011000100

Octal: 21304

Duodecimal: 5198

Hexadecimal: 22c4

Square: 79210000

Square Root: 94.33981132056604

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

Coordination sequence for "tsi" 3D uniform tiling. A299289

If F(n) is the n-th Fibonacci number, then a(2n) = (F(2n+1) + F(n+2))/2 and a(2n+1) = (F(2n+2) + F(n+1))/2. A1224

Iccanobirt numbers (1 of 15): a(n) = a(n-1) + a(n-2) + R(a(n-3)), where R is the digit reversal function A004086. A102111

T(n,k)=Number of nXk binary arrays without the pattern 0 0 1 diagonally, antidiagonally or horizontally. A189264

Number of positive rational knots with 2n+1 crossings. A51450

Numbers n such that the decimal number concat(2,n) is a square. A273357

G.f. A(x) satisfies A(x) = 1 + x·A(-x)⁴. A143047

Number of incongruent ways to tile a 3 X 2n room with 1x2 Tatami mats. At most 3 Tatami mats may meet at a point. A68928

Numbers k such that 6k+1, 12k+1, 18k+1 and 36k+1 are all primes. A206024

Number of distinct ways to tile a 2 X n rectangle with dominoes (solutions are identified if they are rotations or reflections of each other). A60312