Properties of the Number 55548

Fifty-Five Thousand Five Hundred Forty-Eight

Basics

Value: 55547 → 55548 → 55549

Parity: even

Prime: No

Previous Prime: 55547

Next Prime: 55579

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 1543

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 1543

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100011111100

Octal: 154374

Duodecimal: 28190

Hexadecimal: d8fc

Square: 3085580304

Square Root: 235.68623209682826

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) is the number of positive integer solutions of n·x*y·z*v·w = (x + n) * (y + n) * (z + n) * (v + n) * (w + n), x <= y <= z <= v <= w. A381644

Numbers k such that k and k² use only the digits 0, 3, 4, 5 and 8. A136928

Number of lucky twins <= 10ⁿ. A55724

G.f. A(x) satisfies: [xⁿ] A(x)ⁿ⁺¹ = [xⁿ] (1 + x·A(x)^2·n-1)ⁿ⁺¹ for n >= 0. A360343

Number of normal n X n (-1,1)-matrices. A55548

Nonpalindromic positive integers whose digits can be rearranged to form a palindrome, after evaluation. A263172