Properties of the Number -19935

Nineteen Thousand Nine Hundred Thirty-Five

Basics

Value: -19936 → -19935 → -19934

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 443

Divisors: 1, 3, 5, 9, 15, 45, 443, 1329, 2215, 3987

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100110111011111

Octal: -46737

Duodecimal: -B653

Hexadecimal: -4ddf

Square: 397404225

Square Root: 141.1913595090011

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

Polylogarithm li(-n,-1/2) multiplied by (3ⁿ⁺¹)/2. A212846

T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order. A231227

Number of widely recursively normal integer partitions of n. A332295

Triangle read by rows: T(n,k) is the number of labeled monoids of order n with k idempotents and a fixed identity. A58158

a(n) = A000043(n)-2. A153798

a(n) = ∑_i=0..n digsum₃(i)⁴, where digsum₃(i) = A053735(i). A231505

Value of the n-th Eulerian polynomial (cf. A008292) evaluated at x=-2. A87674

Partial sums of A263614 starting at n=2. A263615

Sum 3^(k²+3k/2) from k=1 to n. A178186

Number of (n+1) X 6 0..2 arrays with all 2 X 2 subblock sums the same. A183999