Properties of the Number 4756

Four Thousand Seven Hundred Fifty-Six

Basics

Value: 4755 → 4756 → 4757

Parity: even

Prime: No

Previous Prime: 4751

Next Prime: 4759

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 29 × 41

Divisors: 1, 2, 4, 29, 41, 58, 82, 116, 164, 1189

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001010010100

Octal: 11224

Duodecimal: 2904

Hexadecimal: 1294

Square: 22619536

Square Root: 68.96375859826666

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) = 2·a(n-1) + a(n-2), with a(0) = 1, a(1) = 2, a(2) = 4. A52542

E.g.f. satisfies A(x) = exp( x * (1+x) * A(x) ). A362771

a(n) = 6·a(n-1) - a(n-2). A5319

A005319 and A002315 interleaved. A143608

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with nondecreasing min(x(i,j),x(i,j-1)) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction. A250797

Number of compositions (ordered partitions) of n into distinct and relatively prime parts. A332004

The number of medial quasigroups of order n, up to isomorphism. A226193

Numbers k > 1 such that, in base 3, k and k² contain the same digits in the same proportion. A61657

Numerators of fractions in a 'zero-transform' approximation of sqrt(2) by means of a(n) = (a(n-1) + c)/(a(n-1) + 1) with c=2 and a(1)=0. A163271

a(n) = prime(n)*prime(n-1) - 1. A23515