Properties of the Number -42484

Forty-Two Thousand Four Hundred Eighty-Four

Basics

Value: -42485 → -42484 → -42483

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 13 × 19 × 43

Divisors: 1, 2, 4, 13, 19, 26, 38, 43, 52, 76

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010010111110100

Octal: -122764

Duodecimal: -20704

Hexadecimal: -a5f4

Square: 1804890256

Square Root: 206.11647192788837

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

Numbers k such that k | 12^k + 12. A15904

a(n) = binomial(n+2,2) + binomial(n+3,3) + binomial(n+4,4) + binomial(n+5,5). A27659

a(n) is the sum of all symmetric valleys in the set of Catalan words of length n. A371964

Primitive terms of A388271. A388272

a(n) = n*(n² + 3·n - 2)/2. A256857

a(n) = ∑_i=0..n A047060(i,n-i). A47061

Number of nonempty subsets of {1,2,...,n} in which exactly 1/5 of the elements are <= (n-4)/2. A48065

Number of nonempty subsets of {1,2,...,n} in which exactly 1/5 of the elements are <= (n+3)/3. A48087

Slowest increasing sequence beginning with 3 whose digits satisfy the rule d·2. A102255

Wiener index of generalized Fibonacci cube graph Q_n(111). A228702