Properties of the Number -28038

Twenty-Eight Thousand Thirty-Eight

Basics

Value: -28039 → -28038 → -28037

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 4673

Divisors: 1, 2, 3, 6, 4673, 9346, 14019, 28038

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110110000110

Octal: -66606

Duodecimal: -14286

Hexadecimal: -6d86

Square: 786129444

Square Root: 167.44551352604225

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

Number of ways to cover (without overlapping) a ring lattice (necklace) of n sites with molecules that are 9 sites wide. A58364

Least b > p_n² such that [p₁²,p₂²,...,p_n²] in base b is prime, where p_j denotes the j-th prime. A224197

Number of nX4 0..1 arrays with every element unequal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero. A316423

Numbers k such that 459·2^k+1 is prime. A323199

a(n) is the maximum length of the sequence obtained with the same scheme as in A338134 but starting with n primes. A338216

a(n) = s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n+1-k), where k = [ (n+1)/2 ], s = A001950 (upper Wythoff sequence). A24689

s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n-k+1), where k = [ n/2 ], s = A001950 (upper Wythoff sequence). A25122

Numbers having four 6's in base 8. A43448