Properties of the Number 47021

Forty-Seven Thousand Twenty-One

Basics

Value: 47020 → 47021 → 47022

Parity: odd

Prime: No

Previous Prime: 47017

Next Prime: 47041

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 13 × 3617

Divisors: 1, 13, 3617, 47021

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1011011110101101

Octal: 133655

Duodecimal: 23265

Hexadecimal: b7ad

Square: 2210974441

Square Root: 216.8432613663611

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

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 581", based on the 5-celled von Neumann neighborhood. A283135

"DIJ" (bracelet, indistinct, labeled) transform of 1,3,5,7,... A32270

a(n) = ∑_i=0..n T(i,n-i) where T is given by A047020. A47021