Properties of the Number 72208

Seventy-Two Thousand Two Hundred Eight

Basics

Value: 72207 → 72208 → 72209

Parity: even

Prime: No

Previous Prime: 72173

Next Prime: 72211

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ⁴ × 4513

Divisors: 1, 2, 4, 8, 16, 4513, 9026, 18052, 36104, 72208

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001101000010000

Octal: 215020

Duodecimal: 35954

Hexadecimal: 11a10

Square: 5213995264

Square Root: 268.71546289709494

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

a(n)-th factorial is the smallest factorial containing exactly n 8's, or 0 if no such number exists. A72208

Number of (n+1) X (3+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings). A234885