Properties of the Number 7018

Seven Thousand Eighteen

Basics

Value: 7017 → 7018 → 7019

Parity: even

Prime: No

Previous Prime: 7013

Next Prime: 7019

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 11 ² × 29

Divisors: 1, 2, 11, 22, 29, 58, 121, 242, 319, 638

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101101101010

Octal: 15552

Duodecimal: 408A

Hexadecimal: 1b6a

Square: 49252324

Square Root: 83.773504164503

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 "svh" 3D uniform tiling. A299283

Preperiod (or threshold) of orbit of Post's {00, 1101} tag system applied to the word (100)ⁿ, or -1 if this word has an unbounded trajectory. A284119

Number of palindromic and unimodal compositions of n. Equivalently, the number of orbits under conjugation of even nilpotent n X n matrices. A96441

Triangle read by rows giving number of arrangements of k dumbbells on 2 X n grid (n >= 0, k >= 0). A46741

Positive integers n such that n¹¹ + 1 is semiprime. A105122

Arrays of dumbbells. A2889

Greatest positive integer whose reversed (weakly decreasing) prime indices have weighted sum (A318283) equal to n. A359683

Seventh column of A046741. A62127

Dirichlet g.f.: ∏_k>=2 1 / (1 - k^-s)^k². A329125

Number of ways to place 2 non-attacking wazirs on an n X n toroidal board. A201236