Properties of the Number 80667

Eighty Thousand Six Hundred Sixty-Seven

Basics

Value: 80666 → 80667 → 80668

Parity: odd

Prime: No

Previous Prime: 80657

Next Prime: 80669

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 8963

Divisors: 1, 3, 9, 8963, 26889, 80667

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011101100011011

Octal: 235433

Duodecimal: 3A823

Hexadecimal: 13b1b

Square: 6507164889

Square Root: 284.0193655369295

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 length n inversion sequences avoiding the patterns 100, 102, and 201. A279562

Number of integer compositions of n whose leaders of maximal strictly increasing runs sum to 2. A374705

Locations of records in A378898. A378946

a(1)=3; for n>1, a(n)=a(n-1)+4 if n is already in the sequence, a(n)=a(n-1)+3 otherwise. A80667