Properties of the Number 27626

Twenty-Seven Thousand Six Hundred Twenty-Six

Basics

Value: 27625 → 27626 → 27627

Parity: even

Prime: No

Previous Prime: 27617

Next Prime: 27631

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 19 × 727

Divisors: 1, 2, 19, 38, 727, 1454, 13813, 27626

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 110101111101010

Octal: 65752

Duodecimal: 13BA2

Hexadecimal: 6bea

Square: 763195876

Square Root: 166.21070964291079

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

T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element 1 greater than its north, west, southeast or southwest neighbor modulo n and the upper left element equal to 0. A266632

Irregular table read by rows: T(n,k) is the number of k-gons, k>=3, formed inside a right triangle by the straight line segments mutually connecting all vertices and points on the two shorter edges whose positions equal the Farey series of order n. A359971

Sum of the first moments of all partitions of n with weight starting at 1. A66184

Numbers k such that there is a number m < k satisfying A000203(k) = A000203(m) = m + k - gcd(m,k). A124141

Number of acute isosceles triangles on a centered hexagonal grid of size n. A241229

Number of 4Xn arrays containing n copies of 0..4-1 with no element 1 greater than its north, west, southeast or southwest neighbor modulo 4 and the upper left element equal to 0. A266633

Regular triangle read by rows where T(n,k) is the number of k-uniform hypergraphs spanning n labeled vertices where every two vertices appear together in some edge, n >= 0, 0 <= k <= n. A320606

Denominator of n*(n+5)/((n+2)*(n+3)). A27626