Properties of the Number -37821

Thirty-Seven Thousand Eight Hundred Twenty-One

Basics

Value: -37822 → -37821 → -37820

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 1801

Divisors: 1, 3, 7, 21, 1801, 5403, 12607, 37821

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001001110111101

Octal: -111675

Duodecimal: -19A79

Hexadecimal: -93bd

Square: 1430428041

Square Root: 194.4762196259481

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) = (3 + 2·n + 6·n² + 4·n³)/3. A166464

Expansion of 1/((1-2x)(1-4x)(1-5x)(1-10x)). A25962