Properties of the Number 47911

Forty-Seven Thousand Nine Hundred Eleven

Basics

Value: 47910 → 47911 → 47912

Parity: odd

Prime: Yes

Previous Prime: 47903

Next Prime: 47917

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 47911

Divisors: 1, 47911

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101100100111

Octal: 135447

Duodecimal: 23887

Hexadecimal: bb27

Square: 2295463921

Square Root: 218.88581498123628

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

Where 5ⁿ occurs in n-almost-primes, starting at a(0)=1. A78844

Prime numbers p such that p +- ((p-1)/5) are primes. A137714

Non-palindromic primes which on subtracting their reversal gives perfect cubes. A80178

Largest prime p such that the sum of n consecutive primes plus p is equal to (n+1)³. A100572

Expansion of e.g.f. exp(∑_k>=1 A000082(k)*x^k/k). A377154

Numbers n of the form 4·k+3 such that 2^m-1 == 1 (mod m) where m = (2·n-1)*n. A187923

Number of sequences with n copies each of 1, 2, 3 and longest increasing subsequence of length 3. A47911

Consider the array T(r,c) where is the number of c-almost primes less than or equal to r^c, r >= 1, c >= 0. Read the array by antidiagonals. A116433