Properties of the Number 89928

Eighty-Nine Thousand Nine Hundred Twenty-Eight

Basics

Value: 89927 → 89928 → 89929

Parity: even

Prime: No

Previous Prime: 89923

Next Prime: 89939

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 1249

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101111101001000

Octal: 257510

Duodecimal: 44060

Hexadecimal: 15f48

Square: 8087045184

Square Root: 299.8799759903952

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 n-step self-avoiding walks on the square lattice with diagonals allowed (Moore neighborhood). A272763

Numbers k that have at least two different representations as the product of a number and of its decimal digits. A336944

G.f. = (3·x⁴+5·x²+6·x-7)/(4·x⁷+x⁴+x²+x-1). A362923

Triangular array read by rows: The sum of squares of the number of common points in all pairs of lattice paths from (0,0) to (x,y), for 0 <= y <= x (the unnormalized second moment). A306687

The sum of squares of the number of common points in all pairs of lattice paths from (0,0) to (x,y), for x >= 0, y >= 0 (the unnormalized second moment). The table is read by antidiagonals. A324010

a(n) = 2·a(n-1) + 2·a(n-3) + a(n-4), with a(0)=1, a(1)=2, a(3)=4, a(4)=10. A89928

Number of 7-step king's tours on an n X n board summed over all starting positions. A186866