Properties of the Number 11169

Eleven Thousand One Hundred Sixty-Nine

Basics

Value: 11168 → 11169 → 11170

Parity: odd

Prime: No

Previous Prime: 11161

Next Prime: 11171

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 17 × 73

Divisors: 1, 3, 9, 17, 51, 73, 153, 219, 657, 1241

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101110100001

Octal: 25641

Duodecimal: 6569

Hexadecimal: 2ba1

Square: 124746561

Square Root: 105.68348972285122

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) = 2·a(n-1) + a(n-3), with a(0)=1 and a(1)=2. A8998

Number of benzenoids with 22 hexagons, C_2v symmetry and containing n carbon atoms. A123106

Number of partitions of n such that (greatest part) - (least part) = number of parts. A237832

Pseudoprimes to base 10. A5939

a(n) = n*(5·n²-8·n+5)/2. A226449

Number of maximal subsets of {1..n} containing n such that it is possible to choose a different binary index of each element. A370641

Index where prime(n) appears as a term in A379248. A379290

Divisors of 10¹⁶ - 1. A111211

a(n) = floor(n*(n+2)*(2·n-1)/8). A7518

Structured small rhombicosidodecahedral numbers. A100148