Properties of the Number 28590

Twenty-Eight Thousand Five Hundred Ninety

Basics

Value: 28589 → 28590 → 28591

Parity: even

Prime: No

Previous Prime: 28579

Next Prime: 28591

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 × 953

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 953, 1906

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111110101110

Octal: 67656

Duodecimal: 14666

Hexadecimal: 6fae

Square: 817388100

Square Root: 169.08577704821894

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) = ∑_{k=0..floor(n/2)} binomial(n-k+4, k). A99572

a(n) = ∑_{k=0..floor(n/2)} binomial(n-k+3, k). A99571

T(n+4,n), array T as in A038792. A38797

Number of binary tree partitions. A6365

T(n,n-2), array T as in A038792. A38737

Number of nonnegative integer arrays of length n+2 with new values 0 upwards introduced in order, and containing the value n-1. A211562

Expansion of (theta₃(z)*theta₃(6z)+theta₂(z)*theta₂(6z)). A28590