Properties of the Number 58209

Fifty-Eight Thousand Two Hundred Nine

Basics

Value: 58208 → 58209 → 58210

Parity: odd

Prime: No

Previous Prime: 58207

Next Prime: 58211

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 19403

Divisors: 1, 3, 19403, 58209

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110001101100001

Octal: 161541

Duodecimal: 29829

Hexadecimal: e361

Square: 3388287681

Square Root: 241.26541401535363

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 set partitions of {1,...,n} where each block's elements are relatively prime. A320424

Number of 0..2 arrays of length n with each element differing from at least one neighbor by 1 or less, starting with 0. A221677

Number of base 21 circular n-digit numbers with adjacent digits differing by 9 or less. A125478

Number of active (ON, black) cells at stage 2ⁿ-1 of the two-dimensional cellular automaton defined by "Rule 211", based on the 5-celled von Neumann neighborhood. A270898

Positions of the digit '7' in decimal expansion of π. A36974

a(n) = floor( exp(γ) n log log n ) - σ(n), where γ is Euler's constant (A001620) and σ(n) is sum of divisors of n (A000203). A58209

T(n,k)=Number of 0..k arrays of length n with each element differing from at least one neighbor by 1 or less, starting with 0. A221683