Properties of the Number 67671

Sixty-Seven Thousand Six Hundred Seventy-One

Basics

Value: 67670 → 67671 → 67672

Parity: odd

Prime: No

Previous Prime: 67651

Next Prime: 67679

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 73 × 103

Divisors: 1, 3, 9, 73, 103, 219, 309, 657, 927, 7519

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000100001010111

Octal: 204127

Duodecimal: 331B3

Hexadecimal: 10857

Square: 4579364241

Square Root: 260.13650262890826

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 ways to write n as an ordered sum of nine positive Fibonacci numbers (with a single type of 1). A357717

Indices of Fibonacci numbers in A073656, i.e., A073656(n) = F(a(n)). A119755

Expansion of F(1/3,2/3;1/2;27·x/2) / F(1/3,-1/3;-1/2;27·x/2). A156106

Rearrangement of Fibonacci numbers such that sum of two consecutive terms is a prime. A73656

Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00010101 or 01010101. A261291

The prime factors of n are also prime factors of the decimal encoding (A067599) of the prime factorization of n. A67671