Properties of the Number -221256

Two Hundred Twenty-One Thousand Two Hundred Fifty-Six

Basics

Value: -221257 → -221256 → -221255

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 7 × 439

Divisors: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110000001001000

Octal: -660110

Duodecimal: -A8060

Hexadecimal: -36048

Square: 48954217536

Square Root: 470.3785709404713

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 subword complexity (number of nonempty distinct subwords) of all binary strings of length n. A340885

Expansion of ∏_k>=1 (1 - x^18·k) * (1 - x^18·k-9) * (1 + x^k) / (1 - x^k). A280947