Properties of the Number 28018

Twenty-Eight Thousand Eighteen

Basics

Value: 28017 → 28018 → 28019

Parity: even

Prime: No

Previous Prime: 28001

Next Prime: 28019

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 14009

Divisors: 1, 2, 14009, 28018

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110101110010

Octal: 66562

Duodecimal: 1426A

Hexadecimal: 6d72

Square: 785008324

Square Root: 167.38578195294843

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

Triangle of coefficients of polynomials v(n,x) jointly generated with A209135; see the Formula section. A209136

Numbers k such that the continued fraction for sqrt(k) has period 67. A20406

Number of (binary) max-heaps on n elements from the set {0,1} containing exactly nine 0's. A326510

a(n) = Sum{a(k): k=0,1,2,...,n-4,n-2,n-1}; a(n-3) is not a summand; initial terms are 0,1,4. A49860

Consecutive states of the linear congruential pseudo-random number generator (1255·s + 6173) mod 29282 when started at s=1. A385339

Decimal expansion of number of millimeters of water (mmH2O) in 1 standard atmosphere (atm). A356528

Expansion of 1/((1-2x)(1-8x)(1-10x)(1-11x)). A28018