Properties of the Number -221672

Two Hundred Twenty-One Thousand Six Hundred Seventy-Two

Basics

Value: -221673 → -221672 → -221671

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 11 ² × 229

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 121, 229

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110000111101000

Octal: -660750

Duodecimal: -A8348

Hexadecimal: -361e8

Square: 49138475584

Square Root: 470.82056029871933

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

Number of squares in all tilings of an n X n square using integer-sided square tiles. A226554

Number of squares in all tilings of a 6 X n rectangle using integer-sided square tiles. A226549

Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 1 1 vertically. A207508

Ways to tile a 5 X (2n+1) floor with tatami mats, including one monomer. A281791