Properties of the Number -1221231

Two Hundred Twenty-One Thousand Two Hundred Thirty-One

Basics

Value: -1221232 → -1221231 → -1221230

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 11 × 23 × 1609

Divisors: 1, 3, 11, 23, 33, 69, 253, 759, 1609, 4827

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100101010001001101111

Octal: -4521157

Duodecimal: -4AA893

Hexadecimal: -12a26f

Square: 1491405155361

Square Root: 1105.0932087385208

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 numbers written in base 4. A4687

a(n) = Fibonacci(n) represented in bijective base-4 numeration. A282235