Properties of the Number 47170

Forty-Seven Thousand One Hundred Seventy

Basics

Value: 47169 → 47170 → 47171

Parity: even

Prime: No

Previous Prime: 47161

Next Prime: 47189

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 53 × 89

Divisors: 1, 2, 5, 10, 53, 89, 106, 178, 265, 445

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011100001000010

Octal: 134102

Duodecimal: 2336A

Hexadecimal: b842

Square: 2225008900

Square Root: 217.18655575334307

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

Numbers k with Goldbach partitions (p,q) and (r,s) such that k | (p·q -1) and k | (r·s +1). A336584

Take pairs (a, b), sorted on a, such that T(a)+T(b)=concatenation of a and b, where T(k) is the k-th triangular number A000217(k). Sequence gives values of a. A96031

Number of length n+4 0..7 arrays with every five consecutive terms having four times some element equal to the sum of the remaining four. A249655

T(n,k)=Number of length n+4 0..k arrays with every five consecutive terms having four times some element equal to the sum of the remaining four. A249656

Number of nonempty subsets of {1,2,...,n} in which exactly 5/6 of the elements are <= n/2. A47170

Triangle T(n, k) read by rows T(n,k) = binomial(n, k)^binomial(n, k). A140805