Properties of the Number -42191

Forty-Two Thousand One Hundred Ninety-One

Basics

Value: -42192 → -42191 → -42190

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 31 × 1361

Divisors: 1, 31, 1361, 42191

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010010011001111

Octal: -122317

Duodecimal: -204BB

Hexadecimal: -a4cf

Square: 1780080481

Square Root: 205.40447901640314

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) = (8·n³ + 15·n² + 13·n)/6. A332698

Number of partitions satisfying cn(0,5) <= cn(1,5) + cn(4,5). A39839