Properties of the Number -3876

Eight Hundred Seventy-Six

Basics

Value: -3877 → -3876 → -3875

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 17 × 19

Divisors: 1, 2, 3, 4, 6, 12, 17, 19, 34, 38

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111100100100

Octal: -7444

Duodecimal: -22B0

Hexadecimal: -f24

Square: 15023376

Square Root: 62.25752966509352

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 r(q)³ / r(q³) in powers of q where r() is the Rogers-Ramanujan continued fraction. A285628

Triangle T(n, k) read by rows: row n gives the coefficients of the row polynomials of the (n+1)-th diagonal sequence of the Sheffer triangle A094816 (special Poisson-Charlier). A290311

Expansion of ∑_k>0 x^2·k/(1+x^k)⁵. A363613

Expansion of ∑_k>0 x^4·k/(1+x^k)⁵. A363618

Number triangle T(n,k)=(-1)^n-k*(3k+2)*C(3n+1, n-k)/(2n+k+2). A124821

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 139", based on the 5-celled von Neumann neighborhood. A270281

a(n) = a(n-2) - 2·a(n-3) + a(n-4) for n>3, a(0)=0, a(1)=2, a(2)=-1, a(3)=3. A286390

Triangle read by rows: T(n,m) = (m/(n-m))*∑_k=1..n-m((-1)^k*binomial(m-1,k-1)*binomial(3*(n-m)-k-1,n-m-k)), T(n,n)=1. A271460

Binomial coefficient binomial(n,4) = n*(n-1)*(n-2)*(n-3)/24. A332

a(n) = binomial(3·n+1,n)/(n+1). A6013