Properties of the Number 72489

Seventy-Two Thousand Four Hundred Eighty-Nine

Basics

Value: 72488 → 72489 → 72490

Parity: odd

Prime: No

Previous Prime: 72481

Next Prime: 72493

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 73 × 331

Divisors: 1, 3, 73, 219, 331, 993, 24163, 72489

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101100101001

Octal: 215451

Duodecimal: 35B49

Hexadecimal: 11b29

Square: 5254655121

Square Root: 269.23781309466915

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 rooted connected unlabeled graphs on n nodes. A126100

Triangle T(n,k) read by rows: number of bicolored connected graphs with n nodes and k nodes of the first color. A304311

Number of base 17 n-digit numbers with adjacent digits differing by four or less. A126512

a(1) = 1, a(n) = a(n-1) times smallest divisor of n >= n^1/2. A72489