Properties of the Number 73221

Seventy-Three Thousand Two Hundred Twenty-One

Basics

Value: 73220 → 73221 → 73222

Parity: odd

Prime: No

Previous Prime: 73189

Next Prime: 73237

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 24407

Divisors: 1, 3, 24407, 73221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001111000000101

Octal: 217005

Duodecimal: 36459

Hexadecimal: 11e05

Square: 5361314841

Square Root: 270.5937915030572

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 permutations of length n which avoid the patterns 123 and 4312. A116699

McKay-Thompson series of class 5B for the Monster group with a(0) = -6. A106248

McKay-Thompson series of class 5B for the Monster group with a(0) = 0. A7252

McKay-Thompson series of class 5B for the Monster group with a(0) = 1. A45483

Replacing digits d in decimal expansion of n with d³ yields a square. A48391

Number of free polyominoes in the {3,8} tessellation of the hyperbolic plane. A393722

The terms of A073213 (sums of two powers of 17) divided by 2. A73221