Properties of the Number -78785

Seventy-Eight Thousand Seven Hundred Eighty-Five

Basics

Value: -78786 → -78785 → -78784

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 5 × 7 × 2251

Divisors: 1, 5, 7, 35, 2251, 11255, 15757, 78785

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011001111000001

Octal: -231701

Duodecimal: -39715

Hexadecimal: -133c1

Square: 6207076225

Square Root: 280.686658037036

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

Number of anti-binary (no binary branchings) unlabeled rooted trees with n nodes. A303023

Dirichlet g.f.: ∏_k>=2 1 / (1 - k^-s)^{5^(k-1}). A344249

Number of bipartite partitions of n white objects and 8 black ones. A2757

Numbers n such that n and the four successive integers produce primes if substituted for·in the polynomial 5x²+5x+1. See A090562, A090563. Terms show that longer similar chains also exist. A90100

a(n) is the n-th J₃-prime (Josephus₃ prime). A163783