Properties of the Number -4039

Thirty-Nine

Basics

Value: -4040 → -4039 → -4038

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 577

Divisors: 1, 7, 577, 4039

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111111000111

Octal: -7707

Duodecimal: -2407

Hexadecimal: -fc7

Square: 16313521

Square Root: 63.55312738174259

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

a(n) = n - 2^{sum of digits of n}. A328882

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 377", based on the 5-celled von Neumann neighborhood. A271464

Coordination sequence for 3D uniform tiling formed by stacking parallel layers of the 3⁴.6 2D tiling (cf. A250120). A299254

Generalized Fibonacci numbers. A15441

Number of different resistances that can be obtained by combining n one-ohm resistors. A180414

Number of partitions of n into aliquant parts (i.e., parts that do not divide n). A98743

a(1) = 1; for n > 1, a(n) = n concatenated with n - 1. A127423

Numbers k such that k¹⁸ == 1 (mod 19³). A56089

Array T(k,n), read by antidiagonals: T(k,n) = ((k+1)ⁿ⁺¹-(-k)ⁿ⁺¹)/(2k+1). A81297

Sum of odd powers of 2 and of 3 divided by 5. A96951