Properties of the Number -1994

Nine Hundred Ninety-Four

Basics

Value: -1995 → -1994 → -1993

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 997

Divisors: 1, 2, 997, 1994

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11111001010

Octal: -3712

Duodecimal: -11A2

Hexadecimal: -7ca

Square: 3976036

Square Root: 44.654227123532216

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 q^-1/2 * (η(q) * η(q²))⁴ in powers of q. A30211

Expansion of (φ(x) * ψ(-x))⁴ in powers of·where φ(), ψ() are Ramanujan θ functions. A134461

Number of integer partitions of n in which no two distinct parts are relatively prime. A328673

Table by antidiagonals, T(n,k) is the number of partitions of {1..(nk)} that are invariant under a permutation consisting of n k-cycles. A162663

Numbers where 9 outnumbers any other digit. A292449

Numbers k such that φ(k) = φ(k+2). A1494

The number of partitions of {1..3n} that are invariant under a permutation consisting of n 3-cycles. A2874

Number of partitions of n such that (greatest part) - (least part) = number of parts. A237832

Number of integer partitions y of n such that ∏_{i in y} prime(i)/i is an integer. A324925

Analog of A121805, but starting with 4. A366492