Properties of the Number -220661

Two Hundred Twenty Thousand Six Hundred Sixty-One

Basics

Value: -220662 → -220661 → -220660

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 7 × 29 × 1087

Divisors: 1, 7, 29, 203, 1087, 7609, 31523, 220661

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110101110111110101

Octal: -656765

Duodecimal: -A7845

Hexadecimal: -35df5

Square: 48691276921

Square Root: 469.74567587152944

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

Fibonacci sequence beginning 1, 32. A22402

Numbers m such that σ(m+1)+σ(m-1) = 6*φ(m). A67243