Properties of the Number 50287

Fifty Thousand Two Hundred Eighty-Seven

Basics

Value: 50286 → 50287 → 50288

Parity: odd

Prime: Yes

Previous Prime: 50273

Next Prime: 50291

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 50287

Divisors: 1, 50287

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1100010001101111

Octal: 142157

Duodecimal: 25127

Hexadecimal: c46f

Square: 2528782369

Square Root: 224.2476309796828

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 (22ⁿ+1)/23 is a prime. A57188

G.f. satisfies: A(x) = (1+x) * A(x²)*A(x³)*A(x⁴)*...*A(xⁿ)*... A129373

Primes of the form (2+n)*(1+2·n)+(1+n)*(2+2·n). A171748

Primes p giving prime quadruples (30p+11, 30p+13, 30p+17, 30p+19). A87771

a(n) = a(1) + a(2) + ... + a(n-1) - a(m) for n >= 4, where m = n - 1 - 2^p and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1, a(2) = 3, and a(4) = 4. A49930

Starting position of the first occurrence of a string of at least n '8's in the decimal expansion of π. A50287