Properties of the Number 66212

Sixty-Six Thousand Two Hundred Twelve

Basics

Value: 66211 → 66212 → 66213

Parity: even

Prime: No

Previous Prime: 66191

Next Prime: 66221

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 16553

Divisors: 1, 2, 4, 16553, 33106, 66212

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000001010100100

Octal: 201244

Duodecimal: 32398

Hexadecimal: 102a4

Square: 4384028944

Square Root: 257.3169252109157

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

T(n,k)=Number of (n+1)X(k+1) 0..2 matrices with each 2X2 subblock idempotent. A224676

A measure of how close the golden ratio is to rational numbers. A66212