Properties of the Number 66470

Sixty-Six Thousand Four Hundred Seventy

Basics

Value: 66469 → 66470 → 66471

Parity: even

Prime: No

Previous Prime: 66467

Next Prime: 66491

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 17 ² × 23

Divisors: 1, 2, 5, 10, 17, 23, 34, 46, 85, 115

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000001110100110

Octal: 201646

Duodecimal: 32572

Hexadecimal: 103a6

Square: 4418260900

Square Root: 257.8177650977527

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 binary arrays indicating the locations of trailing edge maxima of a random length-n 0..5 array extended with zeros and convolved with 1,4,6,4,1. A221996

The Wiener index of the dendrimer D₄[n], defined pictorially in the A. R. Ashrafi et al. reference. A227484

Numbers having exactly five anti-divisors. A66470