Properties of the Number 55080

Fifty-Five Thousand Eighty

Basics

Value: 55079 → 55080 → 55081

Parity: even

Prime: No

Previous Prime: 55079

Next Prime: 55103

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ⁴ × 5 × 17

Divisors: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101011100101000

Octal: 153450

Duodecimal: 27A60

Hexadecimal: d728

Square: 3033806400

Square Root: 234.69128658729537

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

Saint-Exupéry numbers: ordered products of the three sides of Pythagorean triangles. A57096

Number of zero trace primitive elements in Galois field GF(3ⁿ). A192212

a(n) = (n+1)*binomial(n+1,4). A27764

Numbers with prime factorization pqr^3s^4. A190294

a(n) = ∑_{k=0..floor(n/3)} binomial(3·k,3*(n-3·k)). A391904

a(n) = (n+1)*binomial(n+1,14). A27774

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202875; by antidiagonals. A202877

Numbers m such that σ(m)*τ(m) is a square but σ(m)/τ(m) is not an integer. A327831

a(n) is the number of subsets of {1..n} that contain exactly 4 odd and 1 even numbers. A333320

a(n) is the number of subsets of {1..n} that contain exactly 1 odd and 4 even numbers. A333321