Properties of the Number 47308

Forty-Seven Thousand Three Hundred Eight

Basics

Value: 47307 → 47308 → 47309

Parity: even

Prime: No

Previous Prime: 47303

Next Prime: 47309

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 11827

Divisors: 1, 2, 4, 11827, 23654, 47308

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011100011001100

Octal: 134314

Duodecimal: 23464

Hexadecimal: b8cc

Square: 2238046864

Square Root: 217.50402295130084

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

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and column sum not equal to 0 2 4 6 or 7 and every 3X3 diagonal and antidiagonal sum equal to 0 2 4 6 or 7. A252523

Nearest integer to log(n!)^{1 + log(log(1 + n})). A62476

Numbers n with property that n² is a sum of some 120 successive primes. A166262

Number of (n+2)X(4+2) 0..3 arrays with every 3X3 subblock row and column sum not equal to 0 2 4 6 or 7 and every 3X3 diagonal and antidiagonal sum equal to 0 2 4 6 or 7. A252519

Number of (n+2) X (6+2) 0..3 arrays with every 3 X 3 subblock row and column sum not equal to 0 2 4 6 or 7 and every 3 X 3 diagonal and antidiagonal sum equal to 0 2 4 6 or 7. A252521

Numbers n such that 143·2ⁿ-1 is prime. A50597

Number of nX3 1..4 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in nondecreasing order. A166802

Numbers that are congruent to {0, 3, 4, 5, 6} mod 7. A47308