Properties of the Number -67856

Sixty-Seven Thousand Eight Hundred Fifty-Six

Basics

Value: -67857 → -67856 → -67855

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 4241

Divisors: 1, 2, 4, 8, 16, 4241, 8482, 16964, 33928, 67856

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000100100010000

Octal: -204420

Duodecimal: -33328

Hexadecimal: -10910

Square: 4604436736

Square Root: 260.49184248263896

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

Lexicographically first sequence of distinct terms such that any set of four successive digits can be reordered as {d, d+1, d+2, d+3}, d being the smallest of the four digits. A302499

Triangle read by rows: T(n,k) is the number of nonseparable planar maps with 2·n+1 edges and a fixed outer face of 2·k edges which are invariant under a rotation of a 1/2 turn. A91665

Triangle of rooted planar maps, read by rows. A46652

E.g.f. exp(tan(x)*log(1+x)). A9249