Properties of the Number -30368

Thirty Thousand Three Hundred Sixty-Eight

Basics

Value: -30369 → -30368 → -30367

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁵ × 13 × 73

Divisors: 1, 2, 4, 8, 13, 16, 26, 32, 52, 73

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111011010100000

Octal: -73240

Duodecimal: -156A8

Hexadecimal: -76a0

Square: 922215424

Square Root: 174.26416728633572

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 trivalent connected simple graphs with 2n nodes and girth at least 7. A14375

Number of connected trivalent graphs with 2n nodes and girth exactly 7. A6927

Irregular triangle C(n,k): the number of connected k-regular graphs on n vertices having girth at least seven. A186717

Numbers m such that φ(m) = τ(m)³. A68559

Number of enriched p-trees of weight 2n + 1 in which all outdegrees and all leaves are odd. A300652

Numerators of continued fraction convergents to sqrt(478). A41912

a(n) = (p-1)! mod p² where p = n-th prime. A112660

Length of shortest prefix of the Kolakoski sequence K (A000002) containing all blocks of length n that appear in K. A283511

Number of connected regular simple graphs on n vertices with girth exactly 7. A186747

Number of 7-bead necklaces labeled with numbers -n..n allowing reversal, with sum zero and first and second differences in -n..n. A208974