Properties of the Number 55188

Fifty-Five Thousand One Hundred Eighty-Eight

Basics

Value: 55187 → 55188 → 55189

Parity: even

Prime: No

Previous Prime: 55171

Next Prime: 55201

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ³ × 7 × 73

Divisors: 1, 2, 3, 4, 6, 7, 9, 12, 14, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011110010100

Octal: 153624

Duodecimal: 27B30

Hexadecimal: d794

Square: 3045715344

Square Root: 234.9212634054227

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 aperiodic binary toroidal necklaces of size n. A323865

Number of binary words of length n such that for every prefix the number of occurrences of subword 101 is larger than or equal to the number of occurrences of subword 010. A260668

Expansion of 1/((1-x) * (1-5·x))^5/2. A387237

Expansion of s(q)⁴ in powers of q where s() is a cubic AGM function. A133078

a(n) = floor((-1 + 4ⁿ)/(-1 + 2·n)). A191636

Dziemianczuk's array S(i,j) read by antidiagonals. A232973

Numbers k such that π^k - 1/φ is closer to its nearest integer than any value of π^j - 1/φ for 1 <= j < k. A80281

Riordan array (1/sqrt(1-6x+5x²),x/(1-6x+5x²)). A111965

a(n) = floor(2ⁿ⁺¹/n). A281375

Smallest number k such that k·n +/- 1, k·n² +/- 1, and k·n³ +/- 1 are three sets of twin primes. a(n) = 0 if no such number exists. A239021