Properties of the Number 28514

Twenty-Eight Thousand Five Hundred Fourteen

Basics

Value: 28513 → 28514 → 28515

Parity: even

Prime: No

Previous Prime: 28513

Next Prime: 28517

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 53 × 269

Divisors: 1, 2, 53, 106, 269, 538, 14257, 28514

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111101100010

Octal: 67542

Duodecimal: 14602

Hexadecimal: 6f62

Square: 813048196

Square Root: 168.86088949191284

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

Total number of even parts in the last section of the set of partitions of n. A206434

a(0) = 1, a(n) = 22·n² + 2 for n>0. A10012

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 13. A31601

Number of lower triangles of a 5 X 5 0..n array with each element differing from all of its horizontal and vertical neighbors by one. A195001

T(2n,n), array T as in A047030. A47039

Expansion of A007245⁵. A28514

Number of n X 3 0..2 arrays with rows, diagonals and antidiagonals unimodal. A223784