Properties of the Number 53047

Fifty-Three Thousand Forty-Seven

Basics

Value: 53046 → 53047 → 53048

Parity: odd

Prime: Yes

Previous Prime: 53017

Next Prime: 53051

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 53047

Divisors: 1, 53047

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100111100110111

Octal: 147467

Duodecimal: 26847

Hexadecimal: cf37

Square: 2813984209

Square Root: 230.3193435211207

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

Median of primes with n decimal digits. A309329

Primes of the form 5·k² + 2, k >= 0. A201481

Number of n X 2 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4. A239844

If there are m primes between 10^n-1 and 10ⁿ, a(n) is the middle prime if m is odd, otherwise the larger of the two middle primes. A328032

a(n) is the first (and maximal) power of 2 arising during iterations of the Euler φ function with initial value n!. A53047

Equals two maps: number of nX2 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..3 nX2 array. A220529