Properties of the Number 26650

Twenty-Six Thousand Six Hundred Fifty

Basics

Value: 26649 → 26650 → 26651

Parity: even

Prime: No

Previous Prime: 26647

Next Prime: 26669

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 ² × 13 × 41

Divisors: 1, 2, 5, 10, 13, 25, 26, 41, 50, 65

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110100000011010

Octal: 64032

Duodecimal: 1350A

Hexadecimal: 681a

Square: 710222500

Square Root: 163.24827717314508

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 m that are the hypotenuse of exactly 22 distinct integer-sided right triangles, i.e., m² can be written as a sum of two squares in 22 ways. A97103

Even 10-gonal (or decagonal) numbers. A28994

a(n) = 5·binomial(8·n+10,n)/(4·n+5). A230390

Numbers that are the sum of 2 nonzero squares in 5 or more ways. A25296

Numbers that are the sum of 2 nonzero squares in 6 or more ways. A25297

Numbers that are the sum of 2 distinct nonzero squares in 5 or more ways. A25315

Numbers that are the sum of 2 distinct nonzero squares in 6 or more ways. A25316

G.f.: 1/( (1-8·x)*(1+x)² )^1/3. A216316

a(n) = ∑_i=0..n digsum(i)³, where digsum(i) = A007953(i). A231688

Numbers that are the sum of 2 nonzero squares in exactly 6 ways. A25289