Properties of the Number 72855

Seventy-Two Thousand Eight Hundred Fifty-Five

Basics

Value: 72854 → 72855 → 72856

Parity: odd

Prime: No

Previous Prime: 72823

Next Prime: 72859

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 1619

Divisors: 1, 3, 5, 9, 15, 45, 1619, 4857, 8095, 14571

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001110010010111

Octal: 216227

Duodecimal: 361B3

Hexadecimal: 11c97

Square: 5307851025

Square Root: 269.91665380261367

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 non-isentropic binary rooted trees with n nodes. A2844

Number of permutations satisfying i-3<=p(i)<=i+5, i=1..n. A72855

Number of perfect matchings in graph C₁₀ X P_n. A28481