Properties of the Number -218960

Two Hundred Eighteen Thousand Nine Hundred Sixty

Basics

Value: -218961 → -218960 → -218959

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ⁴ × 5 × 7 × 17 × 23

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 16, 17

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110101011101010000

Octal: -653520

Duodecimal: -A6868

Hexadecimal: -35750

Square: 47943481600

Square Root: 467.9316189359296

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

Consider the base-6 Kaprekar map n->K(n) defined in A165051. Sequence gives numbers belonging to cycles, including fixed points. A165056

Consider the base-6 Kaprekar map n->K(n) defined in A165051. Sequence gives numbers belonging to cycles of length greater than 1. A165058

Smallest member of cycle corresponding to n-th term of A165068. A165069

Consider the base-6 Kaprekar map n->K(n) defined in A165051. Sequence gives least elements of each cycle, including fixed points. A165060

Consider the base-6 Kaprekar map n->K(n) defined in A165051. Sequence gives least elements of each cycle of length > 1. A165062

Triangle read by rows: T(n,k) is the number of labeled point-determining graphs with n nodes and k edges, n >= 0, 0 <= k <= n*(n - 1)/2. A369283