Properties of the Number -30804

Thirty Thousand Eight Hundred Four

Basics

Value: -30805 → -30804 → -30803

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 17 × 151

Divisors: 1, 2, 3, 4, 6, 12, 17, 34, 51, 68

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111100001010100

Octal: -74124

Duodecimal: -159B0

Hexadecimal: -7854

Square: 948886416

Square Root: 175.51068343551054

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 distinct k-colored necklaces with n beads per color; square array A(n,k), n>=0, k>=0, read by antidiagonals. A208183

Indices of primes occurring in A031134. A122413

Number of primes <= A214757(n). A214925

Number of distinct necklaces with n red, n green, n blue and n white beads. A207816

Number of distinct n-colored necklaces with 3 beads per color. A208184

Numbers k such that sopf(k) = sopf(k+3), where sopf(k) = A008472(k). A63969

Index of the primes in A084165. A84166

Rounded down ratio of a minimum intersection area with a unit circle area in n-symmetrical unit circles intersect in a single point. A243933

Numbers k such that s(k) = s(k+1), where s(k) is the unitary analog of the alternating sum-of-divisors function (A307037). A333408

Number of partitions of n with at least three parts larger than 1. A362548