Properties of the Number 14805

Fourteen Thousand Eight Hundred Five

Basics

Value: 14804 → 14805 → 14806

Parity: odd

Prime: No

Previous Prime: 14797

Next Prime: 14813

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 7 × 47

Divisors: 1, 3, 5, 7, 9, 15, 21, 35, 45, 47

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11100111010101

Octal: 34725

Duodecimal: 8699

Hexadecimal: 39d5

Square: 219188025

Square Root: 121.67579874403948

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

Odd abundant numbers (odd numbers m whose sum of divisors exceeds 2m). A5231

Odd primitive abundant numbers. A6038

Number of different score sequences that are possible in an n-team round-robin tournament. A571

a(n) = n·Fibonacci(n+1). A23607

Numbers k such that k and k + 1 are both Niven numbers in base 3/2 (A342426). A342427

Triangle read by rows: T(n,k) is the number of rooted hypermaps of genus k with n darts. A321710

Irregular triangle of odd primitive abundant numbers (A006038) in which row n has numbers with n distinct prime factors. A188439

a(n) = n*(n + 11)*(n + 22)*(n + 33)*(n + 44)/120. A264450

Numbers of rooted hypermaps on the torus with n darts (darts are semi-edges in the particular case of ordinary maps). A118093

Exponential Riordan array [1, log((1-x)/(1-2x))]. A131222