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Properties of the Number 26895

Twenty-Six Thousand Eight Hundred Ninety-Five

Basics

Value: 26894 → 26895 → 26896

Parity: odd

Prime: No

Previous Prime: 26893

Next Prime: 26903

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 11 × 163

Divisors: 1, 3, 5, 11, 15, 33, 55, 163, 165, 489

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 110100100001111

Octal: 64417

Duodecimal: 13693

Hexadecimal: 690f

Square: 723341025

Square Root: 163.99695119117305

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 ways of writing n as the sum of 11 triangular numbers. A226255
Positive integers whose square is the sum of 50 consecutive squares. A257781
T(n,k)=Number of nXk 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 2 or 3 neighboring 1s. A296588
Number of ways to write n as an ordered sum of 5 squarefree numbers. A341065
The Wiener index of the windmill graph D(6,n). The windmill graph D(m,n) is the graph obtained by taking n copies of the complete graph Km with a vertex in common (i.e., a bouquet of n pieces of Km graphs). A180577
a(n) = dotproduct(1,2,...,n)*(6,7,...,n,1,2,3,4,5). A26046
Numbers k such that τ(k) - τ(k+1) = 1. A68208
Numbers n such that the number of divisors of n+1 divides n and the number of divisors of n divides n+1. A272353
Long leg of the only primitive Pythagorean triple whose inradius is the n-th odd prime and whose short leg is an even number. A367335
Numbers k such that σ(k2-k-1) = k*(k+1). A69826