Properties of the Number 26872

Twenty-Six Thousand Eight Hundred Seventy-Two

Basics

Value: 26871 → 26872 → 26873

Parity: even

Prime: No

Previous Prime: 26863

Next Prime: 26879

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 3359

Divisors: 1, 2, 4, 8, 3359, 6718, 13436, 26872

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110100011111000

Octal: 64370

Duodecimal: 13674

Hexadecimal: 68f8

Square: 722104384

Square Root: 163.92681293796937

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

Numbers which do not reach zero under either of the iterations: x -> floor(sqrt(x)) * (x - floor(sqrt(x))²) or y -> ceiling(sqrt(y)) * (ceiling(sqrt(y))² - y). A219963

Numbers k such that σ(k)*ω(k) = σ(k+1)*ω(k+1), where ω(k) is the number of distinct prime divisors of n (A001221). A63071

a(1)=a(2)=1; a(n) = a(n-1)*a(n-2) + a(n-3) + a(n-4) + ... + a(1) for n>2. A117157

T(2n,n+1), T given by A026758. A26872