Properties of the Number 72724

Seventy-Two Thousand Seven Hundred Twenty-Four

Basics

Value: 72723 → 72724 → 72725

Parity: even

Prime: No

Previous Prime: 72719

Next Prime: 72727

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 18181

Divisors: 1, 2, 4, 18181, 36362, 72724

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001110000010100

Octal: 216024

Duodecimal: 36104

Hexadecimal: 11c14

Square: 5288780176

Square Root: 269.6738771182704

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 n-node unlabeled rooted trees with thinning limbs and root outdegree (branching factor) 3. A244704

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, -1, 1), (-1, 0, 0), (1, 1, -1), (1, 1, 0)}. A149105

Integers which are exactly the concatenation of the first m even numbers (A019520) divided by their sum (A002378 = m²+m). A72724