Properties of the Number 12862

Twelve Thousand Eight Hundred Sixty-Two

Basics

Value: 12861 → 12862 → 12863

Parity: even

Prime: No

Previous Prime: 12853

Next Prime: 12889

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 59 × 109

Divisors: 1, 2, 59, 109, 118, 218, 6431, 12862

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001000111110

Octal: 31076

Duodecimal: 753A

Hexadecimal: 323e

Square: 165431044

Square Root: 113.41075786714416

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 integer partitions of n with fewer parts than distinct divisors of parts. A371173

Triangle T(n,k), n>=1, read by rows, where T(n,k) is the number of lattice polygons with area n and perimeter 2·k. A8855

a(n) = binomial(2n,n) - n; number of (weakly) increasing or decreasing maps from 1,...,n to 1,...,n. A45992

Largest k > 1 such that (sum of digits of kⁿ)*(sum of digits of kⁿ⁺¹) = k, or 0 if no such k exists. A130181

a(n) = Min{x : A073124(x) = 2n}. A96480

Viggo Brun's ternary continued fraction algorithm applied to { log 2, log 3/2, log 5/4 } produces a list of triples (p,q,r); sequence gives r values. A359744

Numbers k such that k | sigma₃(k) - φ(k)³. A55697

Satisfies a(n)/A079159(n) = p_n, the n-th prime (n>0), a(0)=1. A79161

Coordination sequence for Cr3Si, Cr position. A9928

a(n) equals floor(Vc(n) - Vs(n)), where Vc(n) is the volume of the cube with side length n and Vs(n) is the volume of the sphere of diameter n. A57671