Properties of the Number 55828

Fifty-Five Thousand Eight Hundred Twenty-Eight

Basics

Value: 55827 → 55828 → 55829

Parity: even

Prime: No

Previous Prime: 55823

Next Prime: 55829

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 17 × 821

Divisors: 1, 2, 4, 17, 34, 68, 821, 1642, 3284, 13957

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101101000010100

Octal: 155024

Duodecimal: 28384

Hexadecimal: da14

Square: 3116765584

Square Root: 236.2794955132586

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 k such that 21·2^k+1 is prime. A32360

Number of Twopins positions. A5687

Fixed points in A360519. A361105

a(n) = T(2n+4,n), array T as in A055818. A55828