Properties of the Number 81074

Eighty-One Thousand Seventy-Four

Basics

Value: 81073 → 81074 → 81075

Parity: even

Prime: No

Previous Prime: 81071

Next Prime: 81077

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 5791

Divisors: 1, 2, 7, 14, 5791, 11582, 40537, 81074

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110010110010

Octal: 236262

Duodecimal: 3AB02

Hexadecimal: 13cb2

Square: 6572993476

Square Root: 284.73496448451846

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

Number of parts in all partitions of n in which no part occurs more than nine times. A320612

a(n) = Fibonacci(4n)-3, or Fibonacci(2n-2)*Lucas(2n+2). A81074