Properties of the Number -238142

Two Hundred Thirty-Eight Thousand One Hundred Forty-Two

Basics

Value: -238143 → -238142 → -238141

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 23 × 31 × 167

Divisors: 1, 2, 23, 31, 46, 62, 167, 334, 713, 1426

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -111010001000111110

Octal: -721076

Duodecimal: -B5992

Hexadecimal: -3a23e

Square: 56711612164

Square Root: 487.99795081536973

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

a(n) = 8·a(n-1) - a(n-2), starting with a(0) = 2 and a(1) = 8. A86903

a(n) = 2·T(n,(n+2)/2) where T(n,x) is a Chebyshev polynomial of the first kind. A343261