Properties of the Number -4960

Nine Hundred Sixty

Basics

Value: -4961 → -4960 → -4959

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ⁵ × 5 × 31

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 31, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: Yes

Today's Target

7925 Try Today's Challenge

Representations

Binary: -1001101100000

Octal: -11540

Duodecimal: -2A54

Hexadecimal: -1360

Square: 24601600

Square Root: 70.42726744663604

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 ∑_k>0 x^2·k/(1+x^k)⁴. A363598

T(n, k) = numerator([x^k] b(n, x)), where b(n, x) = 2ⁿ*∑_k=0..n binomial(n, k) * Bernoulli(k, 1/2) * x^n-k. Triangle read by rows, for 0 <= k <= n. A336517

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 155", based on the 5-celled von Neumann neighborhood. A270328

a(n) = coefficient of xⁿ in the power series A(x) such that: 0 = ∑_{n=-oo..+oo, n<>0} n·xⁿ * (1 - xⁿ)^n-1 * A(x)ⁿ, starting with a(0) = -1. A357159

Expansion of sin(x)*sin(tanh(x))/2. A24284

The number 2 (that is, 1+1) in the Witt vector ring for p=2 over the integers. A61655

G.f.: 16th root of weight enumerator of [32,31,2] Reed-Muller code RM(4,5). A110848

a(n) = (-1)ⁿ*(n + 1)*(5·n² + 10·n + 1). A271532

Tetrahedral (or triangular pyramidal) numbers: a(n) = C(n+2,3) = n*(n+1)*(n+2)/6. A292

Sum of the first n even squares: a(n) = 2·n*(n+1)*(2·n+1)/3. A2492