Properties of the Number 47025

Forty-Seven Thousand Twenty-Five

Basics

Value: 47024 → 47025 → 47026

Parity: odd

Prime: No

Previous Prime: 47017

Next Prime: 47041

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 ² × 11 × 19

Divisors: 1, 3, 5, 9, 11, 15, 19, 25, 33, 45

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011011110110001

Octal: 133661

Duodecimal: 23269

Hexadecimal: b7b1

Square: 2211350625

Square Root: 216.8524844220144

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) = n³ + (n+1)³ + (n+2)³. A27602

Numbers k such that ω(k) = 4 and the largest prime factor of k equals the sum of its remaining distinct prime factors, where ω(k) = A001221(k). A383728

Numbers k that can be expressed as k = w+x = y·z with w·x = (y+z)³ where w, x, y, and z are all positive integers. A57370

G.f. A(x) satisfies A(x) = 1 + x + x⁴*A(x)³. A366556

Numbers that are divisible by the squares of two distinct primes and whose arithmetic derivative (A003415) is a squarefree number of the form 4k+2. A368697

Smallest odd number k such that p(2m)-2p(m)=k has exactly n solutions (where p(m) = m-th prime). A69890

Primitive abundant numbers that set a new record for number of divisors. A83873

a(n) = n⁴ - n³ - n². A132998

The hyper-Wiener index of the triangular graph T(n) (n >= 1). A228317

a(0)=1; a(n) = ∑_k=1..n-1 d(k)*a(n-k), where d(m) is m-th bit in binary expansion of n. A260956