Properties of the Number -28528

Twenty-Eight Thousand Five Hundred Twenty-Eight

Basics

Value: -28529 → -28528 → -28527

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 1783

Divisors: 1, 2, 4, 8, 16, 1783, 3566, 7132, 14264, 28528

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110111101110000

Octal: -67560

Duodecimal: -14614

Hexadecimal: -6f70

Square: 813846784

Square Root: 168.9023386457393

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

Length of n-th term in Look and Say sequences A005150 and A007651. A5341

Maximal length of rook tour on an n X n+2 board. A152133

Number of ways to split 1, 2, 3, ..., 8n into n arithmetic progressions each with 8 terms. A104434

(2n+1)-digit anti-palindromic numbers or numberdromes, whose first and last digits add to ten, second and next-to-last add to ten and so on with the central digit a 5. A93472

Number of length n arrays of permutations of 0..n-1 with each element moved by -3 to 3 places and with no two consecutive decreases. A263678

a(1) = 1; a(n) = sum of previous terms a(k) such that a(k) + n is prime. A108867

Triangle T(n,m) (n >= 1, 0 <= m < n) giving coefficients of (n-1)! P_n, where P_n is the polynomial formula for row n of A213086. A273528