Properties of the Number 16155

Sixteen Thousand One Hundred Fifty-Five

Basics

Value: 16154 → 16155 → 16156

Parity: odd

Prime: No

Previous Prime: 16141

Next Prime: 16183

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 359

Divisors: 1, 3, 5, 9, 15, 45, 359, 1077, 1795, 3231

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111100011011

Octal: 37433

Duodecimal: 9423

Hexadecimal: 3f1b

Square: 260984025

Square Root: 127.10232098588916

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 ways to split a strict composition of n into contiguous subsequences all having the same sum. A336130

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 41", based on the 5-celled von Neumann neighborhood. A285546

a(n) is the number of vertices formed by n-secting the angles of a nonagon (enneagon). A335782

Number of partitions of n into squarefree parts that do not divide n. A300585

a(n) is the greatest nonnegative number which has a partition into a triangular number (A000217), a square number (A000290), and a pentagonal number (A000326) in n different ways. A327792

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 437", based on the 5-celled von Neumann neighborhood. A272155

a(n) = a(1) + a(2) + ... + a(n-1) - a(m) for n >= 4, where m = 2^p+1 + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1, a(2) = 2, and a(3) = 1. A49901

Numbers of the form 26+p² (where p is a prime). A138689

The number of ways of writing n as an ordered sum of a triangular number (A000217), a square (A000290) and a pentagonal number (A000326). A240088

Inverse of 2146th cyclotomic polynomial. A16155