Properties of the Number 72856

Seventy-Two Thousand Eight Hundred Fifty-Six

Basics

Value: 72855 → 72856 → 72857

Parity: even

Prime: No

Previous Prime: 72823

Next Prime: 72859

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 7 × 1301

Divisors: 1, 2, 4, 7, 8, 14, 28, 56, 1301, 2602

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001110010011000

Octal: 216230

Duodecimal: 361B4

Hexadecimal: 11c98

Square: 5307996736

Square Root: 269.91850621993296

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 length 2+2 0..n arrays with the sum of the maximum minus twice the median plus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero. A251429

3-wave sequence beginning with 2's. A60827

Ooguri-Vafa invariants of disk domain wall degeneracies for brane I in the O(K) -> P¹ X P¹ geometry. A61607

Number of permutations satisfying i-4<=p(i)<=i+4, i=1..n (permutations of length n within distance 4). A72856