Properties of the Number 53618

Fifty-Three Thousand Six Hundred Eighteen

Basics

Value: 53617 → 53618 → 53619

Parity: even

Prime: No

Previous Prime: 53617

Next Prime: 53623

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 17 × 19 × 83

Divisors: 1, 2, 17, 19, 34, 38, 83, 166, 323, 646

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101000101110010

Octal: 150562

Duodecimal: 27042

Hexadecimal: d172

Square: 2874889924

Square Root: 231.55560887182153

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) = 81·n² - 44·n + 6. A156676

Number of arrangements of 3 nonzero numbers x(i) in -n..n with the sum of div(x(i),x(i+1)), where div(a,b)=a/b produces the integer quotient implying a nonnegative remainder, equal to zero. A190072

Number of subsets of the first n nonzero n-gonal numbers whose sum is a nonzero n-gonal number. A379337

a(n) = ceiling(binomial(n,4)/n). A53618

Numbers k such that prime(k) + 1, ..., prime(k + 5) + 1 have the same number of prime divisors (with multiplicity). A255193