Properties of the Number -221859

Two Hundred Twenty-One Thousand Eight Hundred Fifty-Nine

Basics

Value: -221860 → -221859 → -221858

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁵ × 11 × 83

Divisors: 1, 3, 9, 11, 27, 33, 81, 83, 99, 243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110110001010100011

Octal: -661243

Duodecimal: -A8483

Hexadecimal: -362a3

Square: 49221415881

Square Root: 471.0191078926629

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

Each number is the sum of the cubes of its 3 sections. A56733

Number of different n X n symmetric matrices with nonnegative entries summing to 4. Also number of symmetric oriented graphs with 4 arcs on n points. A139594

Each number is the sum of the cubes of its 3 sections (not necessarily having the same length and without leading zeros). A271730

Fourth column sequence of triangle A056588. A56590

Number of length 5 0..n arrays least squares fitting to a zero slope straight line, with a single point taken as having zero slope. A245135

Unsigned version of A056588. A126770