Properties of the Number 63813

Sixty-Three Thousand Eight Hundred Thirteen

Basics

Value: 63812 → 63813 → 63814

Parity: odd

Prime: No

Previous Prime: 63809

Next Prime: 63823

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 89 × 239

Divisors: 1, 3, 89, 239, 267, 717, 21271, 63813

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111100101000101

Octal: 174505

Duodecimal: 30B19

Hexadecimal: f945

Square: 4072098969

Square Root: 252.61235124197708

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

Riordan array (1/(1-x·c(3·x)), x·c(3·x)/(1-x·c(3·x))), c(x) the g.f. of A000108. A110519

Expansion of ( 5-9·x²-2·x³ ) / ( (1+x-x²)*(1-x-x²-x³) ). A190914

Number of non-abelian groups of order prime(n)⁶. A271811

a(n) = ∑_k=1..n σ(n·k). A372710

Growth series for fundamental group of orientable closed surface of genus 3. A63813