Properties of the Number 73190

Seventy-Three Thousand One Hundred Ninety

Basics

Value: 73189 → 73190 → 73191

Parity: even

Prime: No

Previous Prime: 73189

Next Prime: 73237

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 13 × 563

Divisors: 1, 2, 5, 10, 13, 26, 65, 130, 563, 1126

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001110111100110

Octal: 216746

Duodecimal: 36432

Hexadecimal: 11de6

Square: 5356776100

Square Root: 270.536504006391

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) is the number of words of length n over the alphabet {a,b,c} with an even number of appearances of the letter 'a' and the sum of appearances of the letters 'b' and 'c' add up to at most 3. A341896

Number of general plane trees which are either empty (the case a(0)), or whose root degree is either 1 (i.e., the planted trees) or the two leftmost subtrees (of the root node) are identical. A73190