Properties of the Number -2097018

Ninety-Seven Thousand Eighteen

Basics

Value: -2097019 → -2097018 → -2097017

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 11 × 17 × 89

Divisors: 1, 2, 3, 6, 7, 9, 11, 14, 17, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -111111111111101111010

Octal: -7777572

Duodecimal: -851676

Hexadecimal: -1fff7a

Square: 4397484492324

Square Root: 1448.108421355252

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

Number of aperiodic binary strings of length n; also number of binary sequences with primitive period n. A27375

Row sums of triangle T(m,n) = number of solutions to 1 <= a(1) < a(2) < ... < a(m) <= n, where gcd(a(1), a(2), ..., a(m), n) = 1, in A020921. A38199

Table read by antidiagonals where A(n,k) is the number of n X k aperiodic binary arrays. A323860

Number of 5-tuples (v1,v2,v3,v4,v5) of nonnegative integers less than n such that v1 <= v5, v2 <= v5, v2 <= v4 and v3 <= v4. A85461

Fibonomial Catalan numbers. A3150

Number of 2n-bead balanced binary strings of fundamental period 2n, rotationally equivalent to complement. A45663

Number of primitive (aperiodic) words of length n which contain exactly two different symbols. A56267

Table read by antidiagonals where A(n,k) is the number of n X k binary arrays in which both the sequence of rows and the sequence of columns are (independently) aperiodic. A323862

Number of similarity classes of vectors with minimal Ducci period n. A269795