Properties of the Number 84205

Eighty-Four Thousand Two Hundred Five

Basics

Value: 84204 → 84205 → 84206

Parity: odd

Prime: No

Previous Prime: 84199

Next Prime: 84211

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 11 × 1531

Divisors: 1, 5, 11, 55, 1531, 7655, 16841, 84205

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100011101101

Octal: 244355

Duodecimal: 40891

Hexadecimal: 148ed

Square: 7090482025

Square Root: 290.18097801199855

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

Numbers n such that there are exactly 4 primes p such that floor(n·log(n))+1<=p<=floor((n+1)*log(n+1))-1. A68362

G.f. A(x) defined by: A(x)⁵ consists entirely of integer coefficients between 1 and 5 (A083945); A(x) is the unique power series solution with A(0)=1. A84205