Properties of the Number 66190

Sixty-Six Thousand One Hundred Ninety

Basics

Value: 66189 → 66190 → 66191

Parity: even

Prime: No

Previous Prime: 66179

Next Prime: 66191

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 6619

Divisors: 1, 2, 5, 10, 6619, 13238, 33095, 66190

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001010001110

Octal: 201216

Duodecimal: 3237A

Hexadecimal: 1028e

Square: 4381116100

Square Root: 257.27417281958174

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

(Presumed) solution to Waring's problem: g(n) = 2ⁿ + floor((3/2)ⁿ) - 2. A2804

Number of partitions of n where the difference between consecutive parts is at most 6. A238866

a(n) = T(2n-1,n-1), T given by A026648. A26652

a(n) = T(n,[ n/2 ]), T given by A026648. A26654

Partial sums of A006156. A177736

Numbers k such that the sum of the even aliquot parts of k divides k. A66190