Properties of the Number 28046

Twenty-Eight Thousand Forty-Six

Basics

Value: 28045 → 28046 → 28047

Parity: even

Prime: No

Previous Prime: 28031

Next Prime: 28051

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 37 × 379

Divisors: 1, 2, 37, 74, 379, 758, 14023, 28046

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110110001110

Octal: 66616

Duodecimal: 14292

Hexadecimal: 6d8e

Square: 786578116

Square Root: 167.46940019000485

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

G.f.: ∑_n>=0 (n+1)*(n+2)*(n+3)/3! * (x + xⁿ)ⁿ. A325999

a(n) = (n³ + 4·n² - n)/2. A162260

Number of not unique partition coefficients of n. A309897

Values of n such that prime(n) does not divide any 10-digit pandigital number (i.e. any value in A050278). A292703

Numbers having four 6's in base 8. A43448

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, -1, 1), (-1, 0, 1), (1, 1, -1), (1, 1, 0)}. A149161

Numbers k such that A073259(k)=4: the length of iteration-transient leading to k-th composite number equals 4. A73439

Half the number of n X 4 binary arrays with every element equal to exactly one or two of its horizontal and vertical neighbors. A185830

Expansion of 1/((1-3x)(1-4x)(1-8x)(1-12x)). A28046