Properties of the Number 6560

Six Thousand Five Hundred Sixty

Basics

Value: 6559 → 6560 → 6561

Parity: even

Prime: No

Previous Prime: 6553

Next Prime: 6563

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ⁵ × 5 × 41

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100110100000

Octal: 14640

Duodecimal: 3968

Hexadecimal: 19a0

Square: 43033600

Square Root: 80.99382692526635

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

a(n) = 3ⁿ - 1. A24023

8 times triangular numbers: a(n) = 4·n*(n+1). A33996

Numbers of the form 3^m - 1 or 2·3^m - 1; i.e., the union of sequences A048473 and A024023. A62318

a(n) = 9ⁿ-1. A24101

Array of values of Jordan function J_k(n) read by antidiagonals (version 1). A59379

Magic numbers: atoms with full shells containing any of these numbers of electrons are considered electronically stable. A18227

Array of values of Jordan function J_k(n) read by antidiagonals (version 2). A59380

Triangle of f-vectors of the simplicial complexes dual to the permutohedra of type B_n. A145901

a(n) = n⁴ - 1. A123865

Palindromic numbers in bases 3 and 9 written in base 10. A259386