Properties of the Number 28033

Twenty-Eight Thousand Thirty-Three

Basics

Value: 28032 → 28033 → 28034

Parity: odd

Prime: No

Previous Prime: 28031

Next Prime: 28051

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 17 ² × 97

Divisors: 1, 17, 97, 289, 1649, 28033

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110110000001

Octal: 66601

Duodecimal: 14281

Hexadecimal: 6d81

Square: 785849089

Square Root: 167.4305826305338

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) = (1/3)*(n² + 2·n + 3)*(n+1)². A14820

Numbers m > 1 such that every prime divisor p of m satisfies s_p(m) = p. A324458

Quintisection of 1/(1-x⁵-x⁶). A99132

Crystal ball sequence for the lattice C₄. A142993

a(n) = ∑_{k=0..floor(2·n/5)} binomial(k+1,2·n-5·k). A390020

Number of compositions of 6·n-1 into parts 5 and 6. A373961

Numbers n such that sum of primes dividing n (with repetition) is equal to the largest prime factor of n+1. A71863

Expansion of g.f. x*(x-1)*(x+1)³/((2·x³+x²-1)*(x⁴+1)). A107853

Octagonal numbers with prime indices. A267144

Strong pseudoprimes to base 65. A20291