Properties of the Number -6424

Four Hundred Twenty-Four

Basics

Value: -6425 → -6424 → -6423

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 11 × 73

Divisors: 1, 2, 4, 8, 11, 22, 44, 73, 88, 146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: -1100100011000

Octal: -14430

Duodecimal: -3874

Hexadecimal: -1918

Square: 41267776

Square Root: 80.14985963805552

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 the e.g.f. sqrt(2·x*exp(x) - 2·exp(x) + 3). A346119

Expansion of 1/(1 - 2·x + 13·x²). A272199

Number of minimal covers of n objects. A46165

Triangle read by rows: T(n,k) = number of vertices in a "frame" of size n X k (see Comments in A331457 for definition). A332599

Number of partitions p of n such that (number of distinct parts of p) <= max(p) - min(p). A239955

INVERT transform of (1, 3, 1, 3, 1, ...). A159612

Number of non-equivalent ways to choose two points in an equilateral triangle grid of side n. A227327

Exponents a(1), a(2), ... such that E₂, 1 - 24·q - 72·q² - ... (A006352) is equal to (1-q)^a(1) (1-q²)^a(2) (1-q³)^a(3) ... . A288968

Number of edges in the n-th order Sierpinski carpet graph. A271939

Smith numbers of order 2. A174460