Properties of the Number 66204

Sixty-Six Thousand Two Hundred Four

Basics

Value: 66203 → 66204 → 66205

Parity: even

Prime: No

Previous Prime: 66191

Next Prime: 66221

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ³ × 613

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 27, 36

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000001010011100

Octal: 201234

Duodecimal: 32390

Hexadecimal: 1029c

Square: 4382969616

Square Root: 257.3013797086988

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 k such that log(A156668(k)*(1 + k mod 2))/k² is smaller than for any prior k. A186082

a(1) = 4; a(2) = 3; a(3) = 1; for n > 3, a(n) = a(n-1)-(n-1) if this is positive and has not already appeared in the sequence, otherwise a(n) = a(n-1)+(n-1). A66204