Properties of the Number 55768

Fifty-Five Thousand Seven Hundred Sixty-Eight

Basics

Value: 55767 → 55768 → 55769

Parity: even

Prime: No

Previous Prime: 55763

Next Prime: 55787

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 6971

Divisors: 1, 2, 4, 8, 6971, 13942, 27884, 55768

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100111011000

Octal: 154730

Duodecimal: 28334

Hexadecimal: d9d8

Square: 3110069824

Square Root: 236.1524931056202

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) = ((2n+1)*3ⁿ - 1)/2. A79272

Number of binary strings of length n having exactly one factorization as a concatenation of palindromes of length >= 2. A241211

Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section. . A286798

List of coefficients of reduced chromatic polynomial of dodecahedron, highest order terms first. A296918

Number of (not necessarily maximal) cliques in the n-Hanoi graph. A295911

Number of distinct primes dividing φ of n-th primorial number. A55768

Array A read by upward antidiagonals: A(n,k) = ((2·n+1)*9^k-1)/2, n,k >= 0. A255044

Square array T(n,k), n>=0, k>=0, read by antidiagonals, where T(0,k) is A007494(k) and T(n,k) = 3·T(n-1,k) + 1 for n>0. A238206