Properties of the Number 5618

Five Thousand Six Hundred Eighteen

Basics

Value: 5617 → 5618 → 5619

Parity: even

Prime: No

Previous Prime: 5591

Next Prime: 5623

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 53 ²

Divisors: 1, 2, 53, 106, 2809, 5618

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010111110010

Octal: 12762

Duodecimal: 3302

Hexadecimal: 15f2

Square: 31561924

Square Root: 74.95331880577403

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 that are the sum of 4 positive 6th powers. A3360

a(n) = 2·prime(n)². A79704

a(n) = A005940(1+(1+(3·A156552(n)))) = (1/2) * A005940(1+(3·A156552(2·n))). A329603

Numbers m with the property that the symmetric representation of σ(m) has three parts of width one. A247687

Maximum number of regions into which the plane can be divided using n (concave) quadrilaterals. A77591

Numbers with ordered prime signature (1,2). A95990

2·p², for p an odd prime. A143928

Number of non-normal magic squares whose entries are nonnegative integers summing to n. A321722

Expansion of ∏_{r not a perfect power} 1/(1 - x^r). A305631

Numbers k such that there are only a finite nonzero number of sets of k consecutive triangular numbers that sum to a square. A176542