Properties of the Number 43994

Forty-Three Thousand Nine Hundred Ninety-Four

Basics

Value: 43993 → 43994 → 43995

Parity: even

Prime: No

Previous Prime: 43991

Next Prime: 43997

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 21997

Divisors: 1, 2, 21997, 43994

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010101111011010

Octal: 125732

Duodecimal: 21562

Hexadecimal: abda

Square: 1935472036

Square Root: 209.74746720759228

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 + A001055(k)*x^k). A66816

Numbers n such that Lucas(prime(n)) is prime, where Lucas = A000032. A120561

Number of free polyominoes with n cells with at most 4 collinear cell centers on any line in the plane. A380990

Numbers k such that 6 and 8 occur juxtaposed in the base-9 representation of k but not of k+1. A43994