Properties of the Number -238481

Two Hundred Thirty-Eight Thousand Four Hundred Eighty-One

Basics

Value: -238482 → -238481 → -238480

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 238481

Divisors: 1, 238481

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -111010001110010001

Octal: -721621

Duodecimal: -B6015

Hexadecimal: -3a391

Square: 56873187361

Square Root: 488.3451648168537

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

Expansion of tanh(tan(sin(x))). A9807

Number of intersection points of all lines through pairs of vertices of a regular n-gon. A146212

Primes whose base-6 representation is a square when read in base 10. A267820

Number of vertices in graph G_n formed by taking a regular n-gon with all its chords extended to infinity (the n-th graph in A344857) and inverting it in its circumscribing circle. A383461

Primes of the form n³+n+91. A161907

A146212(2·n). A347321

a(n) = s(n+3)/4, where s is A024949. A24950