Properties of the Number -1634

Six Hundred Thirty-Four

Basics

Value: -1635 → -1634 → -1633

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 19 × 43

Divisors: 1, 2, 19, 38, 43, 86, 817, 1634

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11001100010

Octal: -3142

Duodecimal: -B42

Hexadecimal: -662

Square: 2669956

Square Root: 40.422765862815474

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

G.f.: Im((2·i; x)_oo), where (a; q)_oo is the q-Pochhammer symbol, i = sqrt(-1). A292140

G.f. A(x,y) satisfies: A(x,y) = x·y + 1/A(x,x·y), with A(0,y) = 1. A275760

McKay-Thompson series of class 28C for Monster. A58608

Armstrong (or pluperfect, or Plus Perfect, or narcissistic) numbers: m-digit nonnegative numbers equal to sum of the m-th powers of their digits. A5188

Numbers k such that k and k+1 have same sum of divisors. A2961

Coordination sequence for "reo-e" 3D uniform tiling. A299281

Fifth spoke of a hexagonal spiral. A56109

Number of integer compositions of n with all distinct runs. A351013

Perfect Digital Invariants: numbers that are the sum of some fixed power of their digits. A23052

a(n) = n*(n+5). A28557