Properties of the Number 13617

Thirteen Thousand Six Hundred Seventeen

Basics

Value: 13616 → 13617 → 13618

Parity: odd

Prime: No

Previous Prime: 13613

Next Prime: 13619

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 17 × 89

Divisors: 1, 3, 9, 17, 51, 89, 153, 267, 801, 1513

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11010100110001

Octal: 32461

Duodecimal: 7A69

Hexadecimal: 3531

Square: 185422689

Square Root: 116.69190203266035

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

Multiples of 17 containing a 17 in their decimal representation. A121037

Positive numbers whose product of digits is 7 times their sum. A62384

Number of strings of length n over a 9-letter alphabet that begin with a nontrivial palindrome. A249642

A lower diagonal of pendular trinomial triangle A119369. A119373

Number of times an odious number is encountered when iterating from 2ⁿ⁺¹-2 to (2ⁿ)-2 with the map x -> x - (number of runs in binary representation of x). A255064

a(n) = 104·n + 9977. A126978

a(n) = prime(n) * prime(n+2) - 2·prime(n+1). A152532

Sum of first n 5-almost primes. A86047

Number of partitions of n having no even singletons. A265254

a(n) is the number of regions formed by n-secting the angles of an octagon. A335769