Properties of the Number 47427

Forty-Seven Thousand Four Hundred Twenty-Seven

Basics

Value: 47426 → 47427 → 47428

Parity: odd

Prime: No

Previous Prime: 47419

Next Prime: 47431

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 15809

Divisors: 1, 3, 15809, 47427

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1011100101000011

Octal: 134503

Duodecimal: 23543

Hexadecimal: b943

Square: 2249320329

Square Root: 217.77740929674042

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 sqrt(1-4x)/(1-x). A106191

Numbers that are the sum of seven fourth powers in nine or more ways. A345575

Numbers that are the sum of seven fourth powers in exactly nine ways. A345831

a(n) = A129095(2ⁿ - 1) for n>=1. A129097

a(n) = floor(a(n-1)*3/2) with a(1) = 5. A381677

Numbers that are congruent to {1, 3, 4, 5, 6} mod 8. A47427