Properties of the Number -221845

Two Hundred Twenty-One Thousand Eight Hundred Forty-Five

Basics

Value: -221846 → -221845 → -221844

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 13 × 3413

Divisors: 1, 5, 13, 65, 3413, 17065, 44369, 221845

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110001010010101

Octal: -661225

Duodecimal: -A8471

Hexadecimal: -36295

Square: 49215204025

Square Root: 471.0042462653601

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

Sum of the largest parts of the partitions of 4n into 4 parts. A239667

E.g.f.: ∏_k>=1 (1 + k·sinh(x^k)). A270670