Properties of the Number 50045

Fifty Thousand Forty-Five

Basics

Value: 50044 → 50045 → 50046

Parity: odd

Prime: No

Previous Prime: 50033

Next Prime: 50047

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 10009

Divisors: 1, 5, 10009, 50045

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1100001101111101

Octal: 141575

Duodecimal: 24B65

Hexadecimal: c37d

Square: 2504502025

Square Root: 223.70739817896055

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

Array described in comments to A053482, here read by increasing antidiagonals. See comments below. A181783

Triangle read by rows: T(n, k) = A371898(n, k) / A371767(n, k). A371766

Numbers k such that k and k² use only the digits 0, 2, 3, 4 and 5. A136882

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

a(n) = a(n-1) + a(m) for n >= 4, where m = 2^p+1 + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1 and a(2) = a(3) = 2. A50045

Binomial transform of A029767. A53482

Write 0,1,2,3,4,... in a triangular spiral, a(n) is such that n lies geometrically half way between 0 and a(n). A389111