Properties of the Number 26771

Twenty-Six Thousand Seven Hundred Seventy-One

Basics

Value: 26770 → 26771 → 26772

Parity: odd

Prime: No

Previous Prime: 26759

Next Prime: 26777

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 19 × 1409

Divisors: 1, 19, 1409, 26771

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110100010010011

Octal: 64223

Duodecimal: 135AB

Hexadecimal: 6893

Square: 716686441

Square Root: 163.61845861637983

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 crossings in a regular drawing of the complete bipartite graph K(n,n). A159065

Numbers n such that φ(n) = 3*φ(n+1). A256907

Irregular triangle read by rows: T(n,k) is the number of n X n tic-tac-toe positions (up to rotation and reflection) with k tokens (i.e., after k plays) which allow a winning strategy for X (n > 0, 0 <= k <= n²). A317573

a(n) = T(2n,n-1), T given by A026769. A26771