Properties of the Number 4428

Four Thousand Four Hundred Twenty-Eight

Basics

Value: 4427 → 4428 → 4429

Parity: even

Prime: No

Previous Prime: 4423

Next Prime: 4441

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ³ × 41

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 27, 36

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000101001100

Octal: 10514

Duodecimal: 2690

Hexadecimal: 114c

Square: 19607184

Square Root: 66.5432190384565

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

Coordination sequence for "flu" 3D uniform tiling formed from tetrahedra, rhombicuboctahedra, and cubes. A299272

Generalized 28-gonal (or icosioctagonal) numbers: m*(13·m - 12) with m = 0, +1, -1, +2, -2, +3, -3, ... A303812

Number of compositions of n in which the largest part is equal to the number of parts. A98124

Number of integer partitions of n such that for some part k the multiplicity of k exceeds k. A387578

Number of palindromic partitions of n with greatest part of multiplicity 2. A238779

Four times second pentagonal numbers: a(n) = 2·n*(3·n+1). A33580

Number of (1,0)-steps of weight 1 at level 0 in all weighted lattice paths in L_n. A182890

T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 4 neighboring 1s. A297582

a(n) = a(n-1) + a(m) for n >= 3, where m = 2^p+1 + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1 and a(2) = 2. A50049

T(n,k)=Number of nXnXn triangular 0..k arrays with some element plus some adjacent element totalling k exactly once. A270256