Properties of the Number 82857

Eighty-Two Thousand Eight Hundred Fifty-Seven

Basics

Value: 82856 → 82857 → 82858

Parity: odd

Prime: No

Previous Prime: 82847

Next Prime: 82883

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 71 × 389

Divisors: 1, 3, 71, 213, 389, 1167, 27619, 82857

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100001110101001

Octal: 241651

Duodecimal: 3BB49

Hexadecimal: 143a9

Square: 6865282449

Square Root: 287.84891870562933

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

The number of edges on a concave circular triangle formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts. A340687

A coefficient tree from the list partition transform relating A111884, A084358, A000262, A094587, A128229 and A131758. A131202

Number of unlabeled rooted trees with n nodes and maximal outdegree (branching factor) 6. A244402

Number of n X n 0..1 arrays with every element equal to 0, 1, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302509

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302515

Inverse function of N -> N injection A082856. A82857