Properties of the Number -243895

Two Hundred Forty-Three Thousand Eight Hundred Ninety-Five

Basics

Value: -243896 → -243895 → -243894

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 5 × 48779

Divisors: 1, 5, 48779, 243895

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -111011100010110111

Octal: -734267

Duodecimal: -B9187

Hexadecimal: -3b8b7

Square: 59484771025

Square Root: 493.85726682919227

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

Least positive integer m relatively prime to n such that φ(m·n) = φ(m)*φ(n) is a fourth power, where φ is Euler's totient function (A000010). A334350

a(n) is the first composite number having the same base-(2n) digits as its prime factors (with multiplicity), excluding zero digits (or 0 if no such composite number exists). A281189