Properties of the Number -848

Eight Hundred Forty-Eight

Basics

Value: -849 → -848 → -847

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: Yes

Factorization: 2 ⁴ × 53

Divisors: 1, 2, 4, 8, 16, 53, 106, 212, 424, 848

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101010000

Octal: -1520

Duodecimal: -5A8

Hexadecimal: -350

Square: 719104

Square Root: 29.120439557122072

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 1/(1 - ∑_k>=1 μ(k)*x^k), where μ() is the Moebius function (A008683). A300663

Expansion of e.g.f.: exp(exp(x) - 3·x - 1). A346738

Expansion of e.g.f. sin(x·cos(x)) (odd powers only). A9446

a(n) = ∑_{k=0..floor(n/3)} C(n-k,2·k) * 2^k * (-2)^n-3·k. A99784

Expansion of 1/( (1-x)*(1 + x² + x³) ). A77889

A(n,k) is the n-th term of the k-th inverse binomial transform of the Bell numbers (A000110); square array A(n,k), n>=0, k>=0, read by antidiagonals. A361781

Riordan array (1/((1-2x)(1-x)²), -x/(1-x)²). A135552

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 94", based on the 5-celled von Neumann neighborhood. A270136

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 395", based on the 5-celled von Neumann neighborhood. A271688

Expansion of (1-x)^-1/(1+2·x+x²-x³). A77929