Properties of the Number 50450

Fifty Thousand Four Hundred Fifty

Basics

Value: 50449 → 50450 → 50451

Parity: even

Prime: No

Previous Prime: 50441

Next Prime: 50459

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 ² × 1009

Divisors: 1, 2, 5, 10, 25, 50, 1009, 2018, 5045, 10090

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100010100010010

Octal: 142422

Duodecimal: 25242

Hexadecimal: c512

Square: 2545202500

Square Root: 224.61077445216202

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

Values of n for which pi_4,3(p_n) - pi_4,1(p_n) = -1, where p_n is the n-th prime and pi_m,a(x) is the number of primes <= x which are congruent to a (mod m). A51024

Integers k for which {prime(1), prime(2), ..., prime(k)} (mod 4) is biased towards 1. A96628

T(n,k)=Number of nXk 0..3 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 4 and at least one element with value (x(i,j)-1) mod 4, and upper left element zero. A230805

Number of Lyndon words (aperiodic necklaces) with 3n beads of 3 colors, n beads of each color. A74655

Integers k such that in the list of divisors of k (in base 6), each digit 0-5 appears equally often. A45815

Numbers k such that k and k² use only the digits 0, 2, 4 and 5. A136897

Numbers k such that k and k² use only the digits 0, 2, 4, 5 and 7. A136899

Number of n X 3 0..3 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 4 and at least one element with value (x(i,j)-1) mod 4, and upper left element zero. A230801

a(n) = ∑_{d∣n, d=1 mod 4} d². A50450

a(n) = coefficient of xⁿ*yⁿ/n in log( ∏_n>=1 1/(1 - (x^2·n - y^2·n)/(x - y)) ), for n >= 1. A322191