Properties of the Number -213788

Two Hundred Thirteen Thousand Seven Hundred Eighty-Eight

Basics

Value: -213789 → -213788 → -213787

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 19 × 29 × 97

Divisors: 1, 2, 4, 19, 29, 38, 58, 76, 97, 116

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -110100001100011100

Octal: -641434

Duodecimal: -A3878

Hexadecimal: -3431c

Square: 45705308944

Square Root: 462.37214448969564

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

T(n,k)=Number of nXk 0..3 arrays with no element equal to another within two positions in the same row or column, and new values 0..3 introduced in row major order. A206692

Number of self-avoiding walks on a 2-dimensional square lattice where the walk consists of steps with incrementing lengths equal to the square numbers, from 1 to n². A347506

Number of nX4 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 1,3,0,4,2 for x=0,1,2,3,4. A196325

Number of nX5 0..3 arrays with no element equal to another within two positions in the same row or column, and new values 0..3 introduced in row major order. A206689

Number of nX6 0..3 arrays with no element equal to another within two positions in the same row or column, and new values 0..3 introduced in row major order. A206690