Properties of the Number -105997

One Hundred Five Thousand Nine Hundred Ninety-Seven

Basics

Value: -105998 → -105997 → -105996

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 105997

Divisors: 1, 105997

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11001111000001101

Octal: -317015

Duodecimal: -51411

Hexadecimal: -19e0d

Square: 11235364009

Square Root: 325.5718046760192

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

Number of permutations with certain forbidden subsequences. A54391

Sum of coefficients of polynomials defined in comments lines. A129891

Primes of the form 20·k² + 32·k + 13. A154414

Initial member of 10 consecutive primes {a, b, c, d, e, f, g, h, i, j} such that (j - e) = (i - d) = (h - c) = (g - b) = (f - a). A293393

Numbers k such that k*(k+1) divides tribonacci(k) (A000073(k)). A299156

Primes of the form k*(k+1)*(k+2)/6+2 (i.e., two more than a tetrahedral number). A221055

Duplicate of A054391. A326254