Properties of the Number -107989

One Hundred Seven Thousand Nine Hundred Eighty-Nine

Basics

Value: -107990 → -107989 → -107988

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 7 × 15427

Divisors: 1, 7, 15427, 107989

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11010010111010101

Octal: -322725

Duodecimal: -525B1

Hexadecimal: -1a5d5

Square: 11661624121

Square Root: 328.6167981098958

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

Expansion of ∏_k>=1 ((1 + x^3·k) / (1 - x^k))^k. A285447

G.f. satisfies: A(x) = ∑_n>=0 xⁿ * A(x)^n² / (1 + x·A(x)ⁿ)ⁿ. A221585

a(n) = number of isogeny classes of p-divisible groups of abelian varieties of dimension n over an algebraically closed field of characteristic p (for any fixed prime p). A361721