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Properties of the Number -133556

One Hundred Thirty-Three Thousand Five Hundred Fifty-Six

Basics

Value: -133557 → -133556 → -133555

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 2 × 173 × 193

Divisors: 1, 2, 4, 173, 193, 346, 386, 692, 772, 33389

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -100000100110110100

Octal: -404664

Duodecimal: -65358

Hexadecimal: -209b4

Square: 17837205136

Square Root: 365.4531433713493

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

The inverse Euler transform of p(n) = n if n is prime, otherwise 1. A358452
T(n,k)=Number of nXk 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column or nw-se diagonal. A207479
The number of ways to write an n-bit binary string and then define each run of ones as an element in an equivalence relation. A247100
Number of length n+2 0..n arrays with no three unequal elements in a row and new values 0..n introduced in 0..n order. A243634
Number of nX3 0..3 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column or nw-se diagonal. A207474
Number of length n+2 0..7 arrays with no three unequal elements in a row and new values 0..7 introduced in 0..7 order. A243638
Number of length n+2 0..8 arrays with no three unequal elements in a row and new values 0..8 introduced in 0..8 order. A243639
Number of length n+2 0..9 arrays with no three unequal elements in a row and new values 0..9 introduced in 0..9 order. A243640
G.f. A(x) satisfies: A(x) = 1/(1 - 2·x*A(x) - x·A(x)/(1 - x·A(x)/(1 - x·A(x)/(1 - ...)))), a continued fraction. A307489
Triangle T(n,m), [x·A(x)]m=sum(n>=m T(n,m)*xn), where A(x) satisfies x·A(x)2= -(2·x*A(x)+sqrt(1-4·x*A(x))-1)/(4·x*A(x)+sqrt(1-4·x*A(x))-1). A188109