Properties of the Number -126882

One Hundred Twenty-Six Thousand Eight Hundred Eighty-Two

Basics

Value: -126883 → -126882 → -126881

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 19 × 53

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 19, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11110111110100010

Octal: -367642

Duodecimal: -61516

Hexadecimal: -1efa2

Square: 16099041924

Square Root: 356.2049971575357

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

Numbers n such that σ(n) = 10*φ(n) (where σ=A000203, φ=A000010). A171256

Numbers k such that k^k = k (mod prime(k)). A177005

Number of n X 3 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors not equal to itself. A265987

Triangle T(n,k) read by rows, defined by T(n,k) = (n-k)*T(n-1,k)+Sum(k=1..n, T(n-1,k)); T(1,1) = 1, T(1,k)= 0 if k >1. A89225