Properties of the Number -311221

Three Hundred Eleven Thousand Two Hundred Twenty-One

Basics

Value: -311222 → -311221 → -311220

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 139 × 2239

Divisors: 1, 139, 2239, 311221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1001011111110110101

Octal: -1137665

Duodecimal: -130131

Hexadecimal: -4bfb5

Square: 96858510841

Square Root: 557.8718490836403

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

a(n) = (A112565(n) - 1)/n for n>=1. A112566

Records in A171898. A309813