Properties of the Number 47221

Forty-Seven Thousand Two Hundred Twenty-One

Basics

Value: 47220 → 47221 → 47222

Parity: odd

Prime: Yes

Previous Prime: 47207

Next Prime: 47237

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 47221

Divisors: 1, 47221

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011100001110101

Octal: 134165

Duodecimal: 233B1

Hexadecimal: b875

Square: 2229822841

Square Root: 217.30393461693234

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

Let r, s, t be three permutations of the set { 1, 2, 3, ..., n }; a(n) = minimal value of ∑_i=1..n r(i)*s(i)*t(i). A70735

Greatest prime factor of n⁶+1. A240549

Numbers that are congruent to {2, 3} mod 5. A47221