Properties of the Number 47428

Forty-Seven Thousand Four Hundred Twenty-Eight

Basics

Value: 47427 → 47428 → 47429

Parity: even

Prime: No

Previous Prime: 47419

Next Prime: 47431

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 71 × 167

Divisors: 1, 2, 4, 71, 142, 167, 284, 334, 668, 11857

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011100101000100

Octal: 134504

Duodecimal: 23544

Hexadecimal: b944

Square: 2249415184

Square Root: 217.7797052068902

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

Expansion of c(x²)*(1+x)/(1-x), c(x) the g.f. of A000108. A155051

Expansion of ∏_k>=1 (∏_j=1..k 1/(1 - x^k·j)^k·j). A327068

Iterates of f(x)=floor((3x-1)/2) from x=6. A183208

Numbers that are congruent to {0, 1, 3, 4, 5, 6} mod 8. A47428