Properties of the Number 48019

Forty-Eight Thousand Nineteen

Basics

Value: 48018 → 48019 → 48020

Parity: odd

Prime: No

Previous Prime: 48017

Next Prime: 48023

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 31 × 1549

Divisors: 1, 31, 1549, 48019

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011101110010011

Octal: 135623

Duodecimal: 23957

Hexadecimal: bb93

Square: 2305824361

Square Root: 219.1323800810825

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

Let a,b be prime numbers satisfying the Diophantine equation a³+b³=(a+b)*(a²-a·b+b²)=c². Then the second factor a²-a·b+b² is 3·e² for some integer e. This sequence tabulates the 'e' values, sorted by magnitude of c. A99809

Numbers whose base-6 representation has exactly 7 runs. A43615

Number of nonempty subsets of {1,2,...,n} in which exactly 1/4 of the elements are <= (n-2)/3. A48019