Properties of the Number 13928

Thirteen Thousand Nine Hundred Twenty-Eight

Basics

Value: 13927 → 13928 → 13929

Parity: even

Prime: No

Previous Prime: 13921

Next Prime: 13931

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 1741

Divisors: 1, 2, 4, 8, 1741, 3482, 6964, 13928

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11011001101000

Octal: 33150

Duodecimal: 8088

Hexadecimal: 3668

Square: 193989184

Square Root: 118.01694793545543

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

Number of compositions of n that are neither unimodal nor is their negation. A332870

Numerators of continued fraction convergents to sqrt(688). A42322

a(n) = numerator of the continued fraction which has the positive divisors of n as its terms. A127611

Number of free hexagonal polyominoes with n cells with at most 3 collinear cell centers on any line in the plane. A377756

Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 59. A31557

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 59. A31737

Partial sums of A049486. A174655

Number of nX3 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 king-move adjacent elements, with upper left element zero. A298225

Number of (positive) squarefree numbers < n. A13928