Properties of the Number 50065

Fifty Thousand Sixty-Five

Basics

Value: 50064 → 50065 → 50066

Parity: odd

Prime: No

Previous Prime: 50053

Next Prime: 50069

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 × 17 × 19 × 31

Divisors: 1, 5, 17, 19, 31, 85, 95, 155, 323, 527

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001110010001

Octal: 141621

Duodecimal: 24B81

Hexadecimal: c391

Square: 2506504225

Square Root: 223.75209496225952

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

Polylogarithm li(-n,-1/4) multiplied by (5ⁿ⁺¹)/4. A213127

Numbers n such that σ(n) = 2*φ(n). A62699

Numbers of the form m = p1·p2·p3·p4 where for each d∣m we have (d+m/d)/2 prime and p1 < p2 < p3 < p4 each prime. A128285

Numbers n such that σ(n) = φ(3n). A74891

Numbers k such that both k and 2·k are balanced numbers (A020492). A76375

Squarefree products of k primes that are symmetrically distributed around their average. Case k = 4. A294751

Numbers k such that k, 2·k and 4·k are balanced numbers (A020492). A76376

Odd integers m such that φ(m) | σ(m). A15715

Numbers k such that gcd(σ(k), φ(k)) (A009223) attains record values. A222711

Numbers k such that σ(k) = φ(k·bigomega(k)). A68400