Properties of the Number -111971

One Hundred Eleven Thousand Nine Hundred Seventy-One

Basics

Value: -111972 → -111971 → -111970

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 41 × 2731

Divisors: 1, 41, 2731, 111971

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11011010101100011

Octal: -332543

Duodecimal: -5496B

Hexadecimal: -1b563

Square: 12537504841

Square Root: 334.62068077152674

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

Antidiagonal sums in A101321. A101338

a(n) = ∑_k=1..n k² * τ(k)², where τ is A000005. A320897