Properties of the Number -1676

Six Hundred Seventy-Six

Basics

Value: -1677 → -1676 → -1675

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 419

Divisors: 1, 2, 4, 419, 838, 1676

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11010001100

Octal: -3214

Duodecimal: -B78

Hexadecimal: -68c

Square: 2808976

Square Root: 40.93897898091744

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

Coefficients of the eighth-order mock θ function T₁(q). A153156

a(n) = ∑_k=1..n (-1)^k*k²*floor(n/k). A366915

McKay-Thompson series of class 18i for the Monster group. A112157

Convolution of A073145 with A056594. A75419

Inverse Euler transform of A118052. A118054

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 35", based on the 5-celled von Neumann neighborhood. A269817

Image of Euler totient function (A000010) under "little Hankel" transform that sends [c₀, c₁, ...] to [d₀, d₁, ...] where d_n = c_n² - c_n+1*c_n-1. A56228

Number of partitions of n into parts each of which is used a different number of times. A98859

Snowflake (or E-toothpick) sequence (see Comments lines for definition). A161330

Indices of primes in A100683. A232543