Properties of the Number -57856

Fifty-Seven Thousand Eight Hundred Fifty-Six

Basics

Value: -57857 → -57856 → -57855

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ⁹ × 113

Divisors: 1, 2, 4, 8, 16, 32, 64, 113, 128, 226

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110001000000000

Octal: -161000

Duodecimal: -29594

Hexadecimal: -e200

Square: 3347316736

Square Root: 240.53274205396653

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

Irregular triangle, T(n, k) = coefficients of p(x, n), where p(x, n) = (1-2·x)ⁿ⁺¹ * ∑_j>=0 jⁿ*(x/(1-x))^j, read by rows. A142073

Triangle read by rows, T(n, k) = ∑_j=0..n (-1)^k-j*Eulerian1(n, j)* binomial(n-j, n-k) for 0 <= k <= n. A291977

Number of partitions where no part is a multiple of 9. A104502

Numbers of the form p⁹*q where p and q are distinct primes. A179692

E.g.f.: ∏_n>=1 (exp(2·xⁿ) + 1)/2. A203716

Number of ways to write n as an ordered sum of 8 nonprime numbers. A341485

Number of different fixed (possibly) disconnected polyominoes (of any area) bounded (not necessarily tightly) by an n·n square. A162677

Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 374", based on the 5-celled von Neumann neighborhood. A287909

Numbers n such that A076078(m)=n for some m, excluding powers of 2. A97416

Number of n-step spirals on hexagonal lattice. A6777