Properties of the Number 47141

Forty-Seven Thousand One Hundred Forty-One

Basics

Value: 47140 → 47141 → 47142

Parity: odd

Prime: No

Previous Prime: 47137

Next Prime: 47143

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 17 × 47 × 59

Divisors: 1, 17, 47, 59, 799, 1003, 2773, 47141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011100000100101

Octal: 134045

Duodecimal: 23345

Hexadecimal: b825

Square: 2222273881

Square Root: 217.11978260858683

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

a(n) is the index of the smallest triangular number containing exactly n 1's. A48356

a(n)² is smallest positive square starting with a string of n 2's. A34980

Column 8 of triangle A055907. A55914

Numbers whose square starts with 5 identical digits. A119866

Members of a pair (m,n) such that σ(m) = σ(n) = σ(n-m), m < n where σ = A000203. A239939

Partial sums of A283131. A283144

Sum{T(i,n-i): i=0,1,...,n}, array T as in A047140. A47141