Properties of the Number 66892

Sixty-Six Thousand Eight Hundred Ninety-Two

Basics

Value: 66891 → 66892 → 66893

Parity: even

Prime: No

Previous Prime: 66889

Next Prime: 66919

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 × 2389

Divisors: 1, 2, 4, 7, 14, 28, 2389, 4778, 9556, 16723

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000010101001100

Octal: 202514

Duodecimal: 32864

Hexadecimal: 1054c

Square: 4474539664

Square Root: 258.6348777717344

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) is the smallest number k such that k! contains k exactly n times. A61014

Card (k : prime(k+n)-prime(k)=0 mod(k)). A66892