Properties of the Number -43086

Forty-Three Thousand Eighty-Six

Basics

Value: -43087 → -43086 → -43085

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 43 × 167

Divisors: 1, 2, 3, 6, 43, 86, 129, 167, 258, 334

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010100001001110

Octal: -124116

Duodecimal: -20B26

Hexadecimal: -a84e

Square: 1856403396

Square Root: 207.5716743681565

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) = (2·n-1)*(13·n²-13·n+6)/6. A63493

Number of fixed n-polysticks (or polyedges) in 3 dimensions. A365560

Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n, having k long ascents (i.e., ascents of length at least 2). Rows are of length 1,1,2,2,3,3,... . A91156

Alternating sums of the ordered Bell numbers (number of preferential arrangements) A000670. A217388

Number of partitions of n such that m(greatest part) < m(1), where m = multiplicity. A240076

Square array read by antidiagonals: T(n,d) is the number of fixed d-dimensional polysticks of size n. A385581

Triangle read by rows: a(n,k) = number of permutations in S_n which avoid the pattern 123 and have exactly k descents. A166073

Numbers k such that 3·153479820268467961²*2^k + 1 is prime. A361900

Number of Dyck paths of semilength n+4, having exactly two long ascents (i.e., ascents of length at least two). A91135

G.f. satisfies A(x) = ( 1 + x * (1 + x·A(x)³)² )². A371610