Properties of the Number 27560

Twenty-Seven Thousand Five Hundred Sixty

Basics

Value: 27559 → 27560 → 27561

Parity: even

Prime: No

Previous Prime: 27551

Next Prime: 27581

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 5 × 13 × 53

Divisors: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110101110101000

Octal: 65650

Duodecimal: 13B48

Hexadecimal: 6ba8

Square: 759553600

Square Root: 166.01204775557707

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 numbers whose base-4/3 expansion (see A024631) has n digits. A245356

a(n) = n*(n+1)*(3·n²+n-1)/6. A103220

Number of cyclic change-ringing sequences of length n for 4 bells. A324942

a(n) = ceiling(a(n-1)*4/3), with a(1) = 1. A87192

Number of chiral pairs of color patterns (set partitions) in a cycle of length n using exactly 3 colors (subsets). A320643

Second elementary symmetric function of the first n terms of (1,1,2,2,3,3,4,4,...). A203246

E.g.f. exp(x)*BesselI(1,4·x)/2. A98520

Positive numbers k such that (k+1)*(k+2)*(k+3)*(k+4)/(k+(k+1)+(k+2)+(k+3)+(k+4)) is an integer. A32795

Number of (w,x,y,z) with all terms in {1,...,n} and w<x+y+z. A212090

Number of compositions of n, where the difference between the number of odd parts and the number of even parts is 8. A242506