Properties of the Number 49243

Forty-Nine Thousand Two Hundred Forty-Three

Basics

Value: 49242 → 49243 → 49244

Parity: odd

Prime: No

Previous Prime: 49223

Next Prime: 49253

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 23 × 2141

Divisors: 1, 23, 2141, 49243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000001011011

Octal: 140133

Duodecimal: 245B7

Hexadecimal: c05b

Square: 2424873049

Square Root: 221.90763844446636

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 k such that σ(φ(k)) - φ(σ(k)) is nonzero and divisible by σ(k), that is A065395(k)/A000203(k) is a nonzero integer. A92588

a(n) = number of solutions to the Diophantine equation x+y²+z³=n⁴ with positive x,y,z. A121876

Smallest nonnegative value taken on by 4x² - ny² for an infinite number of integer pairs (x, y). A49243